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1 3/4 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".

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
THRDFASTALF436 Round Structural WasherSteelGalvanized1 3/4 x 1/41-3/4 f436 type-1 hardened rd wshr hdg 1/4 thk b18.2.68
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BAYFASTCOFLF436 Round Structural WasherSteelPlain1 3/4 x 3/4f436 dom.. structural flat106
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BAYFASTCOFLF436 Round Structural WasherSteelPlain1 3/4 x 3/4f436 dom.. structural flat hg100
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XL ScrewGAF436 Round Structural WasherSteelPlain1 3/4astm f436 type-1 round structural thru-hard rc 38-45625
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XL ScrewGAF436 Round Structural WasherSteelGalvanized1 3/4astm f436 type-1 round structural thru-hard rc 26-45 hdg625
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XL ScrewGAF436 Round Structural WasherSteelZinc/Yellow1 3/4astm f436 type-1 round structural thru-hard rc 38-45 zyd625
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TSFTXF436 Round Structural WasherSteelPlain1 3/4 x 3 3/81 3/4 x3 3/8 f436 structural flat washers medium carbon plain6
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SWACOOHF436 Round Structural WasherSteelPlain1 3/4 x 3 3/81 3/4x3 3/8 f436 struc flt wash stl87
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JacksonMSF436 Round Structural WasherSteelGalvanized1 3/4a325 flat h.d.g.90
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JacksonMSF436 Round Structural WasherSteelPlain1 3/4f436 structural f/w approx 1-29/32 idx3-13/32 odx13/64 thick268
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JacksonMSF436 Round Structural WasherGrade 8Zinc/Yellow1 3/4(f436 structural) f/w86.8
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WeaverWAF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 structrual flat plain83
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AbabaCAF436 Round Structural WasherSteelPlain1 3/41 3/4 astm f436 hard flat structural washer plain4
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B & K FASTPAF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 thru-hard flat washers plain b18.2.6664
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QFCTXF436 Round Structural WasherSteelPlain1 3/41 3/4 hardened structural f436 type-3 b18.2.636
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QFCTXF436 Round Structural WasherSteelGalvanized1 3/41-3/4 hard structural f436 hdg dom b18.2.6559
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QFCTXF436 Round Structural WasherSteelGalvanized1 3/41 3/4 hard struc f436 hdg imp b18.2.6206
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QFCTXF436 Round Structural WasherSteelGalvanized1 3/41 3/4 galv f436 hard dom b18.2.62152
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QFCTXF436 Round Structural WasherSteelGalvanized1 3/41 3/4 galv f436 hard dom b18.2.6384
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SunPackFLF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 structural flat plain domestic247
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SunPackFLF436 Round Structural WasherSteelGalvanized1 3/41-3/4 f436 structural flat hdg114
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SunPackFLF436 Round Structural WasherSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)1 3/41-3/4 f436 fw xylan blue100
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SunPackFLF436 Round Structural WasherSteelZinc/Clear1 3/41-3/4 f436 structural flat zinc370
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SunPackFLF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 structural flat plain91
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SunPackFLF436 Round Structural WasherSteelGalvanized1 3/4f436 structural flat hdg114
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Valley NuWAF436 Round Structural WasherSteelGalvanized1 3/4(3 3/8 od) f436 hdg import70
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ACFCAF436 Round Structural WasherSteelZinc/Yellow1 3/41-3/4 structural washer zinc ii200
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GLFOHF436 Round Structural WasherSteelGalvanized1 3/41-3/4 flat f436 stl hdg b18.2.6 () () ()20
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SunPackFLF436 Round Structural WasherSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)1 3/41-3/4 f436 fw xylan blue100
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THRDFASTFLF436 Round Structural WasherSteelPlain1 3/4f436 type-1 hardened rd wshr b18.2.6 domestic3
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Cal FastenrsCAF436 Round Structural WasherSteelPlain1 3/4SAE flat grade f436 struct. wash102
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Cal FastenrsCAF436 Round Structural WasherSteelGalvanized1 3/4f-436 f/w -galv 1.88id x 3.38od x .23142
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SunPackFLF436 Round Structural WasherSteelPlain1 3/4f436 structural flat dom..247
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THRDFASTMSF436 Round Structural WasherSteelGalvanized1 3/4f436 type-1 hardened rd wshr hdg b18.2.612
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SunPackFLF436 Round Structural WasherSteelZinc/Clear1 3/4f436 structural flat370
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CNBILF436 Round Structural WasherSteelPlain1 3/4f436 structural ,175
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MESAFASTCAF436 Round Structural WasherSteelPlain1 3/4SAE f-436 flat104.0
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BAYFASTCOFLF436 Round Structural WasherSteelGalvanized1 3/4f-436 f/w dom.95
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BAYFASTCOFLF436 Round Structural WasherSteelPlain1 3/4f-436 f/w dom.125
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QFCTXF436 Round Structural WasherSteelPlain1 3/41 3/4 a325 washer plain b18.2.611
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QFCTXF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 flat washer b18.2.684
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QFCTXF436 Round Structural WasherSteelGalvanized1 3/41 3/4 f436 galv hard washer b18.2.6100
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LibertyILF436 Round Structural WasherSteelPlain1 3/4a325 flat20
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SunPackFLF436 Round Structural WasherSteelPlain1 3/4f436 structural flat382
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IPCVAF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 structural steel147
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Big RedOKF436 Round Structural WasherSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)1 3/41-3/4 f436 structural flat washers med. carbon xylan blue coated (1424)5
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Big RedOKF436 Round Structural WasherSteelZinc/Clear1 3/41-3/4 f436 hardened flat washers zinc plated domestic210
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Big RedOKF436 Round Structural WasherSteelGalvanized1 3/41-3/4 f436 hardened flat washers galvanized75
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Big RedOKF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 structural flat washers plain finish (usa)381
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Big RedOKF436 Round Structural WasherSteelZinc/Clear1 3/41-3/4 f436 hardened flat washers zinc plated55
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Big RedOKF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 hardened flat washers-plain finish200
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LightningLAF436 Round Structural WasherSteelPlain1 3/4f436 flat475
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LightningLAF436 Round Structural WasherSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)1 3/4f436 flat tfe blue240
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Valley NuWAF436 Round Structural WasherSteelPlain1 3/4(3 3/8 od) f436 hard pl usa17
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Valley NuWAF436 Round Structural WasherSteelGalvanized1 3/4(3 3/8 od) f436 hdg usa59
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THRDFASTALF436 Round Structural WasherSteelPlain1 3/4f436 type-1 hardened rd wshr domestic b18.2.63
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Valley NuWAF436 Round Structural WasherSteelGalvanized1 3/4(3 3/8 od) f436 hard hdg import6
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HodellOHF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 domestic flat plain4
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HodellOHF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 domestic flat plain4
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HodellOHF436 Round Structural WasherSteelGalvanized1 3/41 3/4 f436 domesti flat mech galv29
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NutsBoltsNEF436 Round Structural WasherSteelGalvanized1 3/41 3/4 f436 structural galv14
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THRDFASTFLF436 Round Structural WasherSteelGalvanized1 3/4f436 type-1 hardened rd wshr hdg domestic b18.2.613
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THRDFASTFLF436 Round Structural WasherSteelGalvanized1 3/4f436 type-1 hardened rd wshr mech b18.2.65
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HodellOHF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 domestic flat plain4
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THRDFASTALF436 Round Structural WasherSteelZinc/Yellow1 3/4f436 type-1 hardened rd wshr z&y b18.2.640
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LightningLAF436 Round Structural WasherSteelGalvanized1 3/4f436 flat hdg119
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Pac BoltBCF436 Round Structural WasherSteelPlain1 3/41-3/4 f436 hdn washers b/m b18.2.6449
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HodellOHF436 Round Structural WasherSteelPlain1 3/41 3/4 f436 flat plain156
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