5/8 inch length Serrated Flange Screws
Serrated Flange Screws, Serrated Flange Bolts and commonly known by their trade name as Whiz-Lock Bolts, are unslotted hex head flange screws that have serrations under the flange, or on the bearing surface. The flange provides more strength than a regular hex screw, and in some applications, the serrations eliminate the need for lock washers or lock nuts.
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Buy Serrated Flange Screws from one of our FCH Network Members | ||||||||
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Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
Jackson | MS | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | nc hex whiz fl/b gr.5 | 970 |
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TownCountry | AR | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 flanged serrated whiz lock screw gr.5 zinc | 200 |
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AFI | FL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serr hex flange ms g5 stzn () () | 242557 |
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AFI | FL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32x5/8 serr hex flange bolt ss patch () () | 2800 |
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AFI | FL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 serr hex flange screw ss ms () () | 3369 |
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EASTERN SCREW | RI | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18 x 5/8 hex flange wsh w/24 serrations 18-8 | 380 |
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YANKEE | NH | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | serr hex wash flange scr | 1594 |
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Century | FL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 serrated flange screw (GR. 5 STEEL ZINC) (GR. 5 STEEL ZINC) | 23450 |
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NAPPCO | TX | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 serrated flange screw zinc (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) | 3045 |
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NAPPCO | TX | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18 x 5/8 serrated flange screw zp (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) | 1746 |
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NAPPCO | TX | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Plain | 5/16-18 x 5/8 | serratedhexwashflgescr gr5 5/16-18x5/8 (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) | 85 |
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Irwin Ind | Ont | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32 x 5/8 hex serrated flang screw 18-8 stainless steel | 104 |
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ASMC | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | (ft) coarse gr5 hex fl/b with serration med carb zp | 700 |
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ASMC | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | (ft) coarse gr5 hex fl/b with serration med carb zp | 1,094 |
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Ababa | CA | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 whiz flangeblt gr 5 znc | 2400 |
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Ababa | CA | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 gr.5 whiz flangeblt w/dri-loc 204 red | 190 |
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Mansco | MI | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 hex serr flange bolt gr5 triv znc w/nylon patch | 3311 |
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Mansco | MI | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Black | 5/16-18 x 5/8 | hex serr fl/b gr5 triv blk znc | 5200 |
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MTP | CA | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 5/16-18 x 5/8 | serrated flange bolts f/th | 940 |
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ACCURATE | IL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | serrated hwh flange scr 18-8 s/s | 13 |
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ACCURATE | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | serrated hwh fl/b gr5 | 377 |
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ACCURATE | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | serrated hwh fl/b gr5 | 825 |
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Century | NY | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 hex serrated flange bolt grade 5 zinc plt | 2000 |
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Century | NY | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serrated flange screw gr. 5 steel zinc | 23450 |
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Liberty | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | serrated hex fl/b | 800 |
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Liberty | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | hex fl/b serrated serrated | 227 |
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Liberty | IL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | hex fl/b serrated 18-8 s/s | 226 |
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Liberty | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | hex flange w/serrations zin w/serrations zin | 550 |
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Liberty | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 8 | Zinc/Clear | 1/4-20 x 5/8 | hex fl/b serrated rohs | 1,500 |
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Komar | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | whiz(large)flange serr bolt | 1760 |
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Komar | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #10-24 x 5/8 | 10-24x5/8 whiz flange serrated bolt zinc | 3990 |
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American | NY | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Yellow | #10-32 x 5/8 | hex washer fl/b with serr | 10000 |
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XL Screw | GA | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 3/8-16 x 5/8 | serrated indented hex washer flange scr f/t h t zp | 1,000 |
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SWACO | OH | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flange 18-8 ss | 4928 |
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SWACO | OH | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serr hex flange bolt zi | 5483 |
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SWACO | OH | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16x5/8 grd 5 serr hex flange bolt zi | 498 |
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NutsBolts | NE | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 whizbolt zp | 1055 |
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Exim | S'pore | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | screw hex serrated flange headsteel grade 5 clear zinc#1/4-20 x 5/8 in | 74 |
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Empire | WA | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Plain | 5/16 x 5/8 | 5/16 x 5/8 gr 5 serr hex flng | 29500 |
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IPC | VA | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 5/8 | 3/8-16x5/8 whiz flange screw 18-8 s/s (serrated) | 190 |
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NutsBolts | NE | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 whizbolt z5 | 200 |
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FTS | OH | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.) | 1/4-20 x 5/8 | serr hex flng bolt magni 560 gr 5 | 380000 |
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HBBOLT | CA | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | hex serrated fl/b z/p | 2,170 |
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WDMB | IA | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | screw flange serrated gr5 (zt) 5/16-18x5/8 drw (W0G0) | 6000 |
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BoltCraft | NE | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16 x 5/8 serrated flange hex bolt grade 5 zinc | 767 |
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Spencer | OH | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/8-18 x 5/8 | 5/16-18 x 5/8 gr5 hex flange bolt serration zinc | 77000 |
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Spencer | OH | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/8-18 x 5/8 | 5/16-18 x 5/8 gr5 hex fl/b serration | 77000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16x5/8 serrate hex flange ft gr5 zinc | 25,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Black Oxide | #10-32 x 5/8 | 10-32x5/8 serrated hex flanged washer full thread screw black oxide | 125,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Black Oxide | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thread screw black oxide | 62.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Black Oxide | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thread screw black oxide | 37.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel | 75,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel | 25,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel | 12.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #8-32 x 5/8 | 8-32x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 175,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #10-24 x 5/8 | 10-24x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 125,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #10-32 x 5/8 | 10-32x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 125,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 62.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 37.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16x5/8 serrated hex flanged washer full thread screw case hard zinc & bake | 25,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thread grade 5 w/head markings zinc | 62.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thread grade 5 w/head markings zinc | 37.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Yellow | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow | 37.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Yellow | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow | 62.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Yellow | 3/8-16 x 5/8 | 3/8-16x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow | 25,000 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 8 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 serrated hex flanged washer full thread grade 8 w/head markings zinc | 62.500 |
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Kanebridge | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 8 | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 serrated hex flanged washer full thread grade 8 w/head markings zinc | 37.500 |
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PENCOM | Ont | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 hex serrated flange screw grade 5 z | 125 |
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Sonfast | SC | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-24 x 5/8 | 5/16-24x5/8 serrated hex flange bolt j429 grade 5 trivalent znc print | 67,617 |
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BHAM | AL | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | serrated hex flg zn | 300 |
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Trifast | TX | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 5/16 x 5/8 | 5/16 uncx5/8 hex flange430 series st/stm/c passivated | 9315 |
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BoltCraft | NE | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18 x 5/8 serrated hex flange bolt grade 5 zinc domestic | inquire |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Yellow | 1/4-20 x 5/8 | scr hex flange unserrated grade 5 (zy) 1/4-20x5/8 | 176,212 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | scr hex flange serrated grade 5 (zn) 1/4-20x5/8 | 123,637 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 8 | Zinc/Yellow | 1/4-20 x 5/8 | scr hex flange unserrated grade 8 (zy) 1/4-20x5/8 | 4,990 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | scr hex flange serrated grade 5 (zt) 1/4-20x5/8 | 9,100 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 8 | Zinc/Yellow | 3/8-16 x 5/8 | scr hex flange unserrated grade 8 (zy) 3/8-16x5/8 | 1,341 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | scr hex flange serrated grade 5 (zn) 5/16-18x5/8 | 3,135 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | scr hex flange unserrated grade 5 (zn) 3/8-16x5/8 | 998 |
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Wurth Ada | MN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 5/16-18 x 5/8 | scr hex flange unserrated grade 5 (zt) 5/16-18x5/8 | 500 |
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CNB | IL | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | serrated hex fl/b with 3m thread locker 2510 orange | 1500 |
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AIH | AZ | Flange Screw w serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | serrated hex fl/b s/s | 516 |
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OBRIEN | OH | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #10-32 x 5/8 | serrated hex fl/b undercut | 71 |
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KBS | TN | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 hex flange bolt serrated plated | 80 |
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KBS | TN | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18 x 5/8 hex flange bolt serrated plated | 1,300 |
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THRDFAST | OK | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 whiz lock screw | 765 |
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THRDFAST | OK | Flange Screw w serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16x5/8 whiz lock screw | 3 |
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WSB | KY | Flange Screw w serr. (Whiz-Lock eq.) | Grade 2 | Zinc/Yellow | t72 5/16-18 x 5/8 | screw flange ser gr2 zyt72 5/16-18x5/8 | 9,100 |
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WSB | KY | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | screw hex flange ser gr5 (zt) 3/8-16x5/8 | 6,886 |
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Hewes | NY | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x 5/8 hex serrated | 30000 |
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GUIDON | NJ | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 5/8 | unslotted indented hex washer head with serrations | 2,500 |
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Revcar | VA | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | hex serr fl/b 96 hr salt spray Cr3+ to white rust w/super seal | 14,087 |
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Wurth | IN | Flange Screw w serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | 3/8-16 x 5/8 hex flange screw gr5 zinc serrated | 228,360 |
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