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#4 SEMS Machine Screws (ASME B18. 13)
SEMS® Machine Screws are machine screws with pre-assembled captive washers, designed to speed total assembly time in a manufacturing process.
178 results, (click on any line for more information)
| Buy SEMS Machine Screws from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| BHAM | AL | Sems Machine Screw | Steel | Plain | #4-40 x 3/4 | 4-40x3/4 phil pan m/s sems ext. 300 b18.13 | 976 |
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| BHAM | AL | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1 | 4-40x1 phil pan m/s sems ext. zn-rohs b18.13 | 29832 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 | 4-40 x 1 p-pan sem int wsh m/s s/s b18.13 | 1047 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/16 | 4-40 x 3/16 p-pan sems int wsh m/s s/s b18.13 | 3000 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40 x 3/16 p-pan sems int wsh m/s stl znc b18.13 | 2800 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40 x 3/16 p-pan sem square cone stl znc b18.13 | 800 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 p-pan sems ext wsh m/s s/s b18.13 | 3263 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 p-pan sems int wsh m/s s/s b18.13 | 9387 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 p-pan sems int wsh m/s stl znc b18.13 | 2180 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 p-pan sem sqr-cn s/s b18.13 | 200 |
|
| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 p-pan sems int wsh m/s s/s b18.13 | 5743 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | 4-40 x 3/8 p-pan sems ext wsh m/s stl znc b18.13 | 1400 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/16 | 4-40 x 7/16 p-pan sem square cone s/s b18.13 | 550 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40 x 1/2 p-pan sems int wsh m/s s/s b18.13 | 5325 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40 x 1/2 p-pan sems ext wsh m/s stl znc b18.13 | 700 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40 x 5/8 p-pan sem int wsh m/s s/s b18.13 | 3600 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/8 | 4-40 x 5/8 p-pan int sem stl znc b18.13 | 2069 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40 x 3/4 p-pan sem int wsh m/s s/s b18.13 | 3175 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 p-pan sem square cone s/s b18.13 | 865 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | 4-40 x 3/8 p-pan sem int wsh m/s stl znc b18.13 | 3200 |
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| GLF | OH | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | #4-40x3/8 phil pan hd sems external l/w 18-8 s/s b18.13 () () () | 4000 |
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| GLF | OH | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/16 | #4-40x3/16 phil pan hd sems external l/w 18-8 s/s b18.13 () () () | 750 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 pan phil ext. sems m/s 18.8 stainless b18.13 | 8035 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/16 | 4-40 x 3/16 pan phil m/s s/s with external l/w sems b18.13 | 885 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40 x 3/16 pan phil ext sems m/s trivalent zinc clear b18.13 | 5000 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | 4-40 x 3/8 pan phil ext sems m/s zinc trivalent clear b18.13 | 2000 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40 x 5/8 pan phillips external sems stainless steel b18.13 | 39000 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40 x 5/8 pan phil ext sems stainless steel w/ vibratite b18.13 | 11000 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 pan phillips m/s ext sems stainless steel b18.13 | 390 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 pan phil ext sems m/s zinc trivalent clear b18.13 | 19696 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 pan phillips ext sems m/s 18.8 s/s b18.13 | 200 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | 4-40 x 5/16 phil pan int sems m/s zinc b18.13 | 70700 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 pan phillips int sems m/s steel zinc triv clear b18.13 | 11000 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40 x 3/16 pan phil int sems m/s zinc trivalent clear b18.13 | 1450 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | 4-40 x 3/8 pan phil int sems m/sc zinc trivalent clear b18.13 | 17000 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Black | #4-40 x 5/16 | 4-40 x 5/16 phil pan sq cone sems m/s blk zinc b18.13 | 55000 |
|
| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/16 | 4-40 x 7/16 pan phil m/s sems square conical washer 18-8 ss b18.13 | 1517 |
|
| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40 x 1/2 pan phil sq. cone sems m/s stl znc trival clr b18.13 | 3500 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 pan phil m/s sq cone sems 18-8 stainless steel b18.13 | 1571 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 1/4 | 4-40 x 1/4 pan pozi sq cone sems m/s 289a b18.13 | 274400 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 pan phil split wshr sems m/s stainless steel b18.13 | 3000 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 pan phil int. sems m/s 18-8 304 steel b18.13 | 55160 |
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| ASMC | IL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | #4-40x1/4 (ft) unc sems phil pan ext tooth lockwasher ss18-8 b18.13 | 13,600 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40 x 3/16 p-pan sems int wsh m/s stl znc b18.13 | 600 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 p-pan sems int wsh m/s s/s b18.13 | 30 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 p-pan sems int wsh m/s stl znc b18.13 | 400 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 p-pan sems int wsh m/s s/s b18.13 | 100 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/8 | 4-40 x 5/8 p-pan int sem stl znc b18.13 | 100 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | #4-40 x 05/16 | screw lock kit steel blue znstandoff assy w.ext tooth l/washer small# 4-40 x 0.312 in (kits 30000) b18.13 | 820 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 05/16 | screw lock kit steel blue trivalentstandoff assy w.ext tooth l/washer small#4-40 x 0.312 in [rohs] b18.13 | 17685 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | #4-40 x 05/16 | screw lock kit steel blue trivalentstandoff assy w.ext tooth l/washer small#4-40 x 0.312 in [rohs] (kits 30000) b18.13 | 29505 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 7/8 | screw pan head phillips-recesssteel blue zn w. int tooth lockwasher# 4-40 x 7/8 in b18.13 | 10000 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 3/4 | screw pan head phillips-recesssteel yellow zn w. ext tooth lockwasher# 4-40 x 3/4 in b18.13 | 6123 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 1 1/4 | screw pan head phillips-recesssteel yellow zn w. ext tooth lockwasher# 4-40 x 1-1/4 in. b18.13 | 47210 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | screw hex headsteel blue zn unc 2a w. ext tooth l/w# 4-40 x 3/16 in b18.13 | 11316 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 7/32 | screw pan head phillips-recesssteel blue zn w. square cone washer# 4-40 x 7/32 in b18.13 | 5890 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 3/16 | screw pan head phillips-recesss/s passivated w. split lock washer# 4-40 x 3/16 in b18.13 | 74407 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | screw pan head phillips-recesssteel blue zn w. int tooth l/washer# 4-40 x 3/16 in b18.13 | 60835 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 3/16 | screw pan head pozidrivs/s passivated w.exe tooth l/wsher# 4-40 x 3/16 in unc 2a b18.13 | 6118 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/8 | screw hex headsteel blue zn unc 2a w. ext tooth l/w# 4-40 x 1/8 in b18.13 | 36100 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 3/16 | screw pan head phillips-recesss/s passivated w. ext tooth l/washer# 4-40 x 3/16 in b18.13 | 25770 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | screw pan head phillips-recesssteel clr zn unc 2a ext tooth l/washer# 4-40 x 3/16 in b18.13 | 160 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | screw pan head phillips-recesssteel blue zn w. split lockwasher# 4-40 x 3/16 in b18.13 | 3710 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | screw pan head phillips-recesssteel blue zn w. square cone washer# 4-40 x 3/16 in b18.13 | 61660 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | screw pan head slottedsteel blue zn w. ext tooth lockwasher# 4-40 x 1/4 in b18.13 | 9710 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | screw hex head (regular head)steel blue zn w. ext. tooth lockwasher# 4-40 x 1/4 in b18.13 | 106980 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | screw hex head steel blue trivalentw. ext tooth lockwasher# 4-40 x 1/4 in [rohs] b18.13 | 21725 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 1/4 | screw pan head pozidrivs/s passivated w.ext tooth l/washer# 4-40 x 1/4 in unc 2a b18.13 | 21206 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Black | #4-40 x 3/8 | 4-40x3/8 phillips pan sem screw external 6-lobe steel zinc black FXP4C37XB/TT-3 b18.13 | 14460 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40x1/2 phillips pn dbl sem 18-8 (nas1301c4-8) b18.13 | 4100 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Plain | #4-40 x 1/2 | 4-40x1/2 phillips pn sq cone sems stl zi 4-40 x 1/2 PH PN SQ CONE SEMS STL ZI b18.13 | 10000 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 phillips pan square cone sem screw stainless steel 18-8 43753 b18.13 | 850 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 phillips pn x-sems stl zi 593051 b18.13 | 37139 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40x3/8 phillips pan sem screw square cone stainless steel 18-8 plain SXP4C37SX/SQ b18.13 | 1000 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 phillips pan sem screw split stainless steel 18-8 plain 0404SPP188 b18.13 | 4050 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40x5/8 phillips pn dbl sem 18-8 (nas1301c4-10) b18.13 | 3600 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40x3/8 phillips pan sem screw square cone washer nylon patch as many threads as possible stainless steel 18-8 plain 4C06PPCAMS SSQBF b18.13 | 1700 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 phillips pn i-sems st zi 4-40 X 3/8 PH PAN INT SEMS b18.13 | 12550 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40x3/16 phillips pn ms ext sems zinc 0403EPP b18.13 | 9791 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 phillips pn sq cone sems stl zi 4-40 x 3/8 PH PN SQ CONE SEMS STL ZI b18.13 | 10000 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 phillips pn sq cone sems stl zi 0404PPSQZ b18.13 | 6500 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1 1/2 | #4-40x1 1/2 phill pan ext sem m/s z b18.13 | 5400 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40x3/16 pan phil sq cone sems trivalent zinc b18.13 | 18697 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/16 | 4-40x3/16 phil pan ext sem screw b18.13 | 4000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/16 | 4-40x3/16 phil pan ext sem screw b18.13 | 3100 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Black | #4-40 x 3/16 | 4-40x3/16 phil pan ext sem screw bz b18.13 | 3300 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40x3/16 phil pan int sem screw zinc b18.13 | 3250 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40x1/4 phil pan square cone sems tri-zinc b18.13 | 2500 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40x1/4 phil pan square cone sems tri-zinc b18.13 | 4000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 phil pan int sem screw black b18.13 | 1671 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40x1/4 phil pan int sem screw zinc b18.13 | 1992 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 slotted pan ext sem screw b18.13 | 3350 |
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| QFC | TX | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan ext sem screw ss b18.13 | 2000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan ext sem screw b18.13 | 10783 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan int sem screw b18.13 | 2000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 pan phillips split lock sems b18.13 | 1118 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 slotted pan ext sem screw b18.13 | 4700 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 hex slotted square cone sems b18.13 | 400 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 pan phillips square cone sems b18.13 | 2500 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 pan phillips square cone sems b18.13 | 9870 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 pan phil sq cone sems black b18.13 | 1622 |
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| Cascade | OR | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | pan phillips extern sems b18.13 | 23100 |
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| General F | MI | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/8 | 4-40 x .625 pn phil sems ext lw zn b18.13 | 6685 |
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| General F | MI | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x .375 pn phil dbl sems ms 18-8 b18.13 | 32187 |
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| OSSCO | RI | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 phil pan sem/ext tooth b18.13 | 600 |
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| OSSCO | RI | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40x1/4 phil pan m/s external tooth sems plated b18.13 | 1,541 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 phil pan ext sems m/s zinc b18.13 | 9000 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 3/16 | 4-40 x 3/16 pan phil sq cone sems zy b18.13 | 600 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 phil pan ext sem screw zinc b18.13 | 19000 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 5/16 | 4-40x5/16 phillps pan square cone sem zy b18.13 | 5178 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/8 | 4-40 x 3/8 hex hd slotted square cone sems b18.13 | 900 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 7/16 | 4-40x7/16 phillips pan external sem zinc b18.13 | 5000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 3/4 | 4-40 x 3/4 phil pan ext sem screw b18.13 | 2975 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 1/2 | 4-40 x 1/2 phil pan ext sem screw b18.13 | 500 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 1/2 | 4-40x1/2 pan phil square cone sems zy b18.13 | 2500 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40 x 1/2 pan torx sq cone sems zinc b18.13 | 75502 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | sem ext pan phillips 440x3/16 steel zinc plated b18.13 | 2050 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | sem ext pan phillips 440x1/4 steel zinc plated b18.13 | 6400 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | sem s cone pan phillips 440x5/16 stainless steel b18.13 | 32 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | sem s cone pan phillips 440x5/16 steel zinc plated b18.13 | 4800 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | sem int pan phillips 440x3/8 stainless steel b18.13 | 746 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | sem ext pan phillips 440x3/8 steel zinc plated b18.13 | 895 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | sem s cone pan phillips 440x3/8 steel zinc plated b18.13 | 500 |
|
| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 1/2 | 4-40x1/2 phillips pan internal star lock washer sems screw stainless steel 18-8 black oxide b18.13 | 1000 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/8 | sem s cone pan phillips 440x5/8 steel zinc plated b18.13 | 1000 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 | sem int pan phillips 440x1 stainless steel b18.13 | 70 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 double sems screws narrow flat & split washers phillips pan head 18-8 stainless steel quantity 5000 b18.13 | 5000 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 double sems screws regular flat & split washers phillips pan head 18-8 stainless steel quantity 5000 b18.13 | 5000 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | sem ext pan phillips 440x5/16 steel zinc plated b18.13 | 8000 |
|
| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | sem int pan phillips 440x3/8 steel zinc plated b18.13 | 5000 |
|
| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | sem s cone pan phillips 440x3/8 steel zinc plated b18.13 | 750 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | sem s cone pan phillips 440x1/2 stainless steel b18.13 | 300 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/4 | sem int pan phillips 440x3/4 steel zinc plated b18.13 | 5136 |
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| Davis | IL | Sems Machine Screw | Steel | Black Oxide | #4-40 x 1/2 | #4-40 x 1/2 phillips pan w ext tooth sems-steel black oxide b18.13 | 7,000 |
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| Davis | IL | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | #4-40 x 3/8 phillips pan w ext tooth sems-steel zinc b18.13 | 3,350 |
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| Davis | IL | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/8 | #4-40 x 5/8 phillips pan w ext tooth sems-steel zinc b18.13 | 21,000 |
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