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Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
Flat Washer
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  • Description
  • Parameters
  • Application
  • Custom Reviews
F436
USS
SAE
Fender Washer
DIN125
MOQ：300kg


  • Flat Washer
  • Standard:
  • ASME/ANSI B18.22.1 USS/SAE, DIN125A, DIN125B, DIN126, DIN433, DIN440, DIN7349, DIN988, DIN9021
  • Size:
  • #6 – 3”, M3-M72
  • Material:
  • Low Carbon Steel, C1045 Heat Treatment, Alloy Steel, Stainless Steel, Brass, Nylon
  • Finish:
  • Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G, Telfon
  • Kind:
  • USS Flat Washers
  • USS Flat Washers, Hardened
  • SAE Flat Washers
  • SAE Flat Washers, Hardened
  • Fender Washers
  • F436 Hard Round Washers
  • Round Malleable Washers
  • Square Flat Washers
  • Packing:
  • bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand
  • Application:
  • Structural Steel; Metal Buliding;  Oil&Gas; Tower&Pole;  Wind Energy; Mechanical Machine; Automobile: Home Decorating
  • Equipments:
  • Caliper, Go&No-go gauge, Tensile test machine,  Hardness tester, Salt spraying tester,  H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter
  • Supply Ability:
  • 1000 tons per month
  • MinimumOrder:
  • 500kgs for each specification
  • Trade Term:
  • FOB/CIF/CFR/CNF/EXW/DDU/DDP
  • Payment :
  • T/T, L/C,etc
  • Market:
  • South&north Amrica/Europe/East&South east Asia/ Australia and ect.
  • Website:
  • Professional:
  • More than 15 years experience in fasteners industry
  • Our Main market is North&South America and proficient in IFI standard.
  • Our advantage:
  • One-stop shopping;
  • High quality;
  • Competitive price;
  • Timely delivery;
  • Technical support;
  • Supply Material and Test Reports;
  • Samples for free
  • Notice:
  • Please lets know the Size, quantity, Material or Grade, surface, If it is special and Non-standard products, please supply the Drawing or Photos or Samples to us

USS Flat Washer   平 垫 圈 ASME B18.22.1 1995 (R1998)
Bolt Size Outside Diameter Inside Diameter Thickness
Nominal Min Max Nominal min max American standard  (Gauge) min max
3/16" 9/16" 0.557 0.577 1/4" 0.245 0.265 18(3/64) 0.036 0.065
14.29 14.15 14.66 6.35 6.22 6.73 1.19 0.91 1.65
1/4" 3/4" 0.727 0.749 5/16" 0.307 0.327 16(1/16) 0.051 0.08
19.05 18.47 19.02 7.94 7.8 8.31 1.59 1.3 2.03
5/16" 7/8" 0.868 0.905 3/8" 0.37 0.39 14(5/64) 0.064 0.104
22.23 22.05 22.99 9.53 9.4 9.91 1.98 1.63 2.64
3/8" 1" 0.993 1.03 7/16" 0.433 0.453 14(5/64) 0.064 0.104
25.4 25.22 26.16 11.11 11 11.51 1.98 1.63 2.64
7/16" 1-1/4" 1.243 1.28 1/2" 0.495 0.515 14(5/64) 0.064 0.104
31.75 31.57 32.51 12.7 12.57 13.08 1.98 1.63 2.64
1/2" 1-3/8" 1.368 1.405 9/16" 0.557 0.577 12(7/64) 0.086 0.132
34.93 34.75 35.69 14.29 14.15 14.66 2.78 2.18 3.35
9/16" 1-1/2" 1.462 1.499 5/8" 0.62 0.64 12(7/64) 0.086 0.132
38.1 37.13 38.07 15.88 15.75 16.26 2.78 2.18 3.35
5/8" 1-3/4" 1.743 1.78 11/16" 0.681 0.718 10(9/64) 0.108 0.16
44.45 44.27 45.21 17.46 17.3 18.24 3.57 2.74 4.06
3/4" 2" 1.993 2.03 13/16" 0.805 0.842 9(5/32) 0.122 0.177
50.8 50.62 51.56 20.64 20.45 21.39 3.97 3.1 4.5
7/8" 2-1/4" 2.243 2.28 15/16" 0.931 0.968 8(11/64) 0.136 0.192
57.15 56.97 57.91 23.81 23.65 24.59 4.37 3.45 4.88
1" 2-1/2" 2.493 2.53 1-1/16" 1.055 1.092 8(11/64) 0.136 0.192
63.5 63.32 64.26 26.99 26.8 27.74 4.37 3.45 4.88
1-1/8" 2-3/4" 2.743 2.78 1-1/4" 1.243 1.28 8(11/64) 0.136 0.192
69.85 69.67 70.61 31.75 31.57 32.51 4.37 3.45 4.88
1-1/4" 3" 2.993 3.03 1-3/8" 1.368 1.405 8(11/64) 0.136 0.192
76.2 76.02 76.96 34.93 34.75 35.69 4.37 3.45 4.88
1-3/8" 3-1/4" 3.24 3.295 1-1/2" 1.49 1.545 7(3/16) 0.153 0.213
82.55 82.3 83.69 38.1 37.85 39.24 4.76 3.89 5.41
1-1/2" 3-1/2" 3.49 3.545 1-5/8" 1.615 1.67 7(3/16) 0.153 0.213
88.9 88.65 90.04 41.28 41.02 42.42 4.76 3.89 5.41
1-5/8" 3-3/4" 3.74 3.795 1-3/4" 1.74 1.795 7(3/16) 0.153 0.213
95.25 95 96.39 44.45 44.2 45.59 4.76 3.89 5.41
1-3/4" 4" 3.99 4.045 1-7/8" 1.865 1.92 7(3/16) 0.153 0.213
101.6 101.35 102.74 47.63 47.37 48.77 4.76 3.89 5.41
1-7/8" 4-1/4" 4.24 4.295 2" 1.99 2.045 7(3/16) 0.153 0.213
107.95 107.7 109.09 50.8 50.55 51.94 4.76 3.89 5.41
2" 4-1/2" 4.49 4.545 2-1/8" 2.115 2.17 7(3/16) 0.153 0.213
114.3 114.05 115.44 53.98 53.72 55.12 4.76 3.89 5.41
2-1/4" 4-3/4" 4.74 4.795 2-3/8" 2.365 2.42 5(7/32) 0.193 0.248
120.65 120.4 121.79 60.33 60.07 61.47 5.56 4.9 6.3
2-1/2" 5" 4.99 5.045 2-5/8" 2.615 2.67 4(15/64) 0.21 0.28
127 126.75 128.14 66.68 66.42 67.82 5.95 5.33 7.11
2-3/4" 5-1/4" 5.24 5.315 2-7/8" 2.865 2.94 3(1/4) 0.228 0.31
133.35 133.1 135 73.03 72.77 74.68 6.35 5.79 7.87
3" 5-1/2" 5.49 5.565 3-1/8" 3.115 3.19 2(9/32) 0.249 0.327
139.7 139.45 141.35 79.38 79.12 81.03 7.14 6.32 8.31
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