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3/8 F436 Round Structural Washers
F436 Hardened Round Structural Washers, sometimes just called Structural Washers are specified under ASTM F436. These washers are through hardened or carburized to add strength, but are physically smaller than a standard F844 flat washer. Generally the washers comply with the SAE pattern. Available sizes 1/4" through 4".
121 results, (click on any line for more information)
| Buy F436 Round Structural Washers from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| SII | IN | F436 Round Structural Washer | Steel | Plain | 3/8 x 13/16 | 3/8 x13/16 f436 structural flat washers plain | 2478 |
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| TSF | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 x 13/16 | 3/8 x13/16 f436 structural flat washers medium carbon hdg | 5685 |
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| TSF | TX | F436 Round Structural Washer | Steel | Plain | 3/8 x 13/16 | 3/8 x13/16 f436 structural flat washers medium carbon plain | 481 |
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| Liberty | IL | F436 Round Structural Washer | Steel | Plain | 3/8 x 13/16 | f436 structural flat | 500 |
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| SWACO | OH | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 x 13/16 | 3/8x13/16 f436 struc flt wash stl z | 4747 |
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| ASMC | IL | F436 Round Structural Washer | Steel | Galvanized | 3/8 x 13/16 | grf436 round structural med carb hdg | 650 |
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| ASMC | IL | F436 Round Structural Washer | Steel | Plain | 3/8 x 13/16 | grf436 round structural med carb | 1,061 |
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| ASMC | IL | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 x 13/16 | grf436 round structural med carb | 4,000 |
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| Liberty | IL | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 x 13/16 | f436 structural flat | 350 |
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| SWACO | OH | F436 Round Structural Washer | Steel | Plain | 3/8 x 13/16 | 3/8x13/16 f436 struc flt wash stl h | 5293 |
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| JET FITTING | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 x 13/16 | 3/8x13/16 f436 strucural f/w stl zinc yellow 356044 b18.2.6 | 4747 |
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| QFC | TX | F436 Round Structural Washer | Steel | Plain | 3/8 x 1 | 3/8 x 1 hardened structural washer b18.2.6 | 17218 |
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| Jackson | MS | F436 Round Structural Washer | Steel | Galvanized | 3/8 | a325 flat h.d.g. | 7387 |
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| Ababa | CA | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 astm f436 hard f/w strctrl pln b18.2.6 | 300 |
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| RCFast | AZ | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | flat f436 cr+6 (x13/16) | 750 |
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| Ababa | CA | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 astm f436 hard f/w dom strctrl hdg b18.2.6 | 200 |
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| Lubker Di | PA | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 f/w hot dip galv | 6682 |
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| YANKEE | NH | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 a325 structural flat washer plain | 88 |
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| Express | CA | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 sae flat f436 zinc | 1771 |
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| American | NY | F436 Round Structural Washer | Grade 8 | Zinc/Yellow | 3/8 | structural gr 8 | 5634 |
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| QFC | TX | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 hard plain b18.2.6 | 104 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hdg hard flat dom b18.2.6 | 1005 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hdg hard flat dom b18.2.6 | 21 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hdg hard flat dom b18.2.6 | 3580 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hdg hard flat dom b18.2.6 | 203 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hdg hard flat dom b18.2.6 | 5970 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hard hdg b18.2.6 | 4250 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hard hdg b18.2.6 | 450 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hard hdg b18.2.6 | 6618 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hard hdg b18.2.6 | 100 |
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| QFC | TX | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 mech galv hard wash b18.2.6 | 9181 |
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| QFC | TX | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 hard yellow zinc b18.2.6 | 6682 |
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| QFC | TX | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 hard yellow zinc b18.2.6 | 4927 |
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| TownCountry | AR | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | flat f436 hard round | 8800 |
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| HBBOLT | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | SAE f-436 extra thickel | 70 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 structural flat zinc | 6,992 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 structural flat plain | 1,930 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 structural flat hdg | 11,617 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 structural flat hdg domestic | 7 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 3/8 | 3/8 f436 structural flat ptfe blue | 100 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 structural flat sermagard 1105/1280 | 163 |
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| MESAFAST | CA | F436 Round Structural Washer | Steel | Plain | 3/8 | SAE f-436 flat hard | 75.0 |
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| MESAFAST | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | USS f-436 hard flat zc | 483.0 |
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| MESAFAST | CA | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | SAE f-436 flat hard gold | 6,554.0 |
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| Wurth | Ont | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | wsh flt f436 (zy) 3/8 b18.2.6 | 408 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 structural flat washer zinc | 226 |
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| Wurth Ada | MN | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | washer flat f436 (zy) 3/8 | 5,725 |
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| Wurth Ada | MN | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | washer flat f436 (zy) 3/8 | 5,725 |
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| GLF | OH | F436 Round Structural Washer | Steel | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 3/8 | 3/8 flat f436 stl teflon b18.2.6 () () | 536 |
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| GLF | OH | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 flat f436 stl pln b18.2.6 () () | 3636 |
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| GLF | OH | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 flat f436 stl zy b18.2.6 () () | 7234 |
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| CIF | IL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 flat f436 hot dip galvanized (10832) (10727) (8592) () | 8592 |
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| THRDFAST | FL | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | f436 type-1 hardened rd wshr b18.2.6 | 21 |
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| NAPPCO | TX | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 flatwasher hardenerstructural f436 (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) (180-FLAT WASHERS) | 3800 |
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| THRDFAST | OK | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 type-1 hardened rd wshr b18.2.6 domestic | 6 |
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| Endries | WI | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 hardened flat yellow zinc | 700 |
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| NutsBolts | NE | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 structural washer galv usa | 17 |
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| NutsBolts | NE | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 structural washer galv imp | 4368 |
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| Cal Fastenrs | CA | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | SAE f436 hardend flat - Cr3+ f436 f/w | 200 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | f436 structural flat hdg domestic | 7 |
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| Lippin | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | flat washer uss f436 hardened yellow zinc | 2666 |
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| Lippin | CA | F436 Round Structural Washer | Steel | Plain | 3/8 | flat washer f436 plain | 100 |
|
| THRDFAST | MS | F436 Round Structural Washer | Steel | Galvanized | 3/8 | f436 type-1 hardened rd wshr hdg b18.2.6 domestic | 18 |
|
| CNB | IL | F436 Round Structural Washer | Steel | Plain | 3/8 | structural f436 | 300 |
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| WSB | KY | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | washer flat f436 (mzn) 3/8 b18.2.6 | 1,000 |
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| WSB | KY | F436 Round Structural Washer | Steel | Plain | 3/8 | washer flat f436 (mzyt) 3/8 b18.2.6 | 7,330 |
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| Cal Fastenrs | CA | F436 Round Structural Washer | Steel | Plain | 3/8 | SAE thru-hardened f/w f436 al2000 silver coated | 6,100 |
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| BHAM | AL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 str rd hdg b18.2.6 | 217 |
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| ASFCORP | MI | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 ty 1 flt wshr | 7,280 |
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| ZAL INDUS | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 flat washer f436 znc yel | 17,925 |
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| ZAL INDUS | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 flat washer f436 znc yel | 7,000 |
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| Alma Bolt | MI | F436 Round Structural Washer | Steel | Plain | 3/8 | a325 flat (f436) | 7686 |
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| KBS | TN | F436 Round Structural Washer | Grade 8 | Zinc/Yellow | 3/8 | 3/8 f436 sae extra thk gr 8 flat/w yellowznc b18.2.6 | 4,344 |
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| MAINSOURC | NH | F436 Round Structural Washer | Steel | Galvanized | 3/8 | flt wshr astm f436 stl hdg | 6165 |
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| Liberty | IL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | a325 structural anized | 3,155 |
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| HBBOLT | CA | F436 Round Structural Washer | Steel | Galvanized | 3/8 | f436 h.d.galv s | 4 |
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| HBBOLT | CA | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 f/w sae | 264 |
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| HBBOLT | CA | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | f436 SAE flat [] | 6,368 |
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| HBBOLT | CA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | f436, f/w uss | 4,414 |
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| IPC | VA | F436 Round Structural Washer | Steel | Zinc/Black | 3/8 | 3/8 f436 structural steel black zinc | 539 |
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| IPC | VA | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 structural wash hot dip galvanized | 6,944 |
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| IPC | VA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 structural steel zinc yellow | 10,538 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 hardened flat washers zinc plated-domestic | 131 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 hardened flat washer-plain finish | 3,363 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hardened flat washers-galvanized | 23,229 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 hardened flat washers galvanized domestic | 284 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 hardened flat washers zinc plated | 1,306 |
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| Big Red | OK | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 hardened flat washers-yellow zinc | 3,417 |
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| BAYFASTCO | FL | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 structural washer zinc yellow | 94 |
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| SWACO | OH | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 structural f/w f436 plain | 637 |
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| Wurth Ind | D.F. | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 hrw f436 zinc | 21,000 |
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| Infasco D | GA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 bolt | 3/8 bolt size f436-1 structural washer std zy+b4 | 95000 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 structural flat | 3,310 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 structural flat sermagard 1105/1280 | 190 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Galvanized | 3/8 | f436 structural flat hdg | 188 |
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| SunPack | FL | F436 Round Structural Washer | Steel | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 3/8 | f436 structural flat ptfe blue | 166 |
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| ASFCORP | MI | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 ty 1 flt wshr tri zn dich fe/zn 5cn pkg | 20 |
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| THRDFAST | OK | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 type-1 hardened rd wshr b18.2.6 | 42 |
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| Delta | TX | F436 Round Structural Washer | Grade 8 | Zinc/Clear | 3/8 | flat SAE f436/gr 8 3/8 (0.813 OD) | 5585 |
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| Century | FL | F436 Round Structural Washer | Steel | Plain | 3/8 | f436typ13/8 cust astm f436 type-1 3/8flat | 40 |
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| Empire | WA | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 sae flat washer yzp | 200 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 f/w uss pattern plain | 400 |
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| Century | NY | F436 Round Structural Washer | Steel | Plain | f436typ13/8 cust p/n astm f436 type-1 3/8 flat washer | 40 |
| |
| FTS | OH | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | f436 SAE flat | 12084 |
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| Lightning | LA | F436 Round Structural Washer | Steel | Galvanized | 3/8 | f436 flat hdg | 8399 |
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| THRDFAST | OK | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | f436 type-1 hardened rd wshr b18.2.6 | 6 |
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| Mansco | MI | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 structural f/w f436 triv znc | 4892 |
| |
| Hodell | OH | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 flat zinc | 125 |
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| Empire | WA | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 struct f436 sae flt washer | 505 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 f/w uss pattern mech galv | 46 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | 3/8 f436 flat zinc | 125 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Plain | 3/8 | 3/8 f436 f/w uss pattern plain | 400 |
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| Lightning | LA | F436 Round Structural Washer | Steel | Zinc/Clear | 3/8 | astm f436 flat | 160 |
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| Fastener | OH | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | flat 3/8 f436 zinc yellow domestic | 92 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 flat zinc yellow | 435 |
|
| Infasco D | TX | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436-1 structural washer std zy+b4 bolt size | 95000 |
|
| Lightning | LA | F436 Round Structural Washer | Steel | Plain | 3/8 | f436 flat | 7760 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Galvanized | 3/8 | 3/8 f436 domestic flat mech galv () | 4 |
|
| Lightning | LA | F436 Round Structural Washer | Steel | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 3/8 | f436 flat tfe blue | 4884 |
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| Fastener | OH | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | flat 3/8 f436 zinc yellow | 768 |
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| Hodell | OH | F436 Round Structural Washer | Steel | Zinc/Yellow | 3/8 | 3/8 f436 flat zinc yellow | 435 |
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