Flat Washers USS Thru Hardened Yellow Zinc - American Made

Yellow Zinc Flat Washers - USA Made | USS

Thru Hardened Yellow Zinc Flat Washers - USS Sizes


  • Grade 8 flat washers in USS are measured in Inch sizes
  • Made of through hardened Grade 8 steel with a yellow zinc plating
  • Used to provide ease of movement for spinning parts, or when the hole holding the fastener assembly is larger than the finishing nut
  • Check below to see our size chart for inner and outer diameter and washer thickness
  • IFI Tolerances Apply
  • Washer Thickness may very +/- .007 depending on production run.
  • REACH and RoHS Compliant
  • USA MADE

Reference Materials


SAE FLAT WASHERS Size Chart

USS FLAT WASHERS Size Chart (PDF) - Print Friendly, 173Kb


Flat Washer Sizes Inner Diameter (ID) Outer Diameter (OD) Washer Thickness
1/4" 0.312" 0.734" 0.065"
5/16" 0.375" 7/8" 0.084"
3/8" 0.438" 1" 0.084"
7/16" 0.500" 1-1/4" 0.084"
1/2" 0.562" 1-3/8" 0.109"
9/16" 0.625" 1.469" 0.109"
5/8" 0.688" 1-3/4" 0.131"
3/4" 0.812" 2" 0.150"
7/8" 0.938" 2-1/4" 0.164"
1" 1.062" 2-1/2" 0.164"
1-1/8" 1.25" 2-3/4" 0.164"
1-1/4" 1.375" 3" 0.164"
1-1/2" 1.625" 3-1/2" 0.183"
Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Flat Washers USA Yellow Zinc USS-1/4"(OD .734, ID .312, THK .065)-
SKU #1090-004-0002
Flat Washers USA Yellow Zinc USS-1/4"(OD .734, ID .312, THK .065)-
SKU #1090-004-0002
1
NA
25
$4.75 (0.19/ea)
100
$11.00 (0.11/ea)
1000
$90.00 (0.09/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-5/16"(OD .875, ID .375, THK .084)-
SKU #1090-004-0012
Flat Washers USA Yellow Zinc USS-5/16"(OD .875, ID .375, THK .084)-
SKU #1090-004-0012
1
NA
25
$6.25 (0.25/ea)
100
$19.00 (0.19/ea)
1000
$160.00 (0.16/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-3/8"(OD 1.0, ID .438, THK .084)-
SKU #1090-004-0022
Flat Washers USA Yellow Zinc USS-3/8"(OD 1.0, ID .438, THK .084)-
SKU #1090-004-0022
1
NA
25
$6.75 (0.27/ea)
100
$20.00 (0.2/ea)
1000
$170.00 (0.17/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-7/16"(OD 1.25, ID 0.5, THK .084)-
SKU #1090-004-0032
Flat Washers USA Yellow Zinc USS-7/16"(OD 1.25, ID 0.5, THK .084)-
SKU #1090-004-0032
1
NA
25
$10.50 (0.42/ea)
100
$33.00 (0.33/ea)
1000
$300.00 (0.3/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-1/2"(OD 1.375, ID .562, THK .109)-
SKU #1090-004-0042
Flat Washers USA Yellow Zinc USS-1/2"(OD 1.375, ID .562, THK .109)-
SKU #1090-004-0042
1
NA
25
$13.25 (0.53/ea)
100
$45.00 (0.45/ea)
1000
$420.00 (0.42/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-9/16"(OD 1.469, ID .625, THK .109)-
SKU #1090-004-0052
Flat Washers USA Yellow Zinc USS-9/16"(OD 1.469, ID .625, THK .109)-
SKU #1090-004-0052
1
NA
25
$16.25 (0.65/ea)
100
$53.00 (0.53/ea)
1000
$500.00 (0.5/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-5/8"(OD 1.75,ID .688,THK .131)-
SKU #1090-004-0062
Flat Washers USA Yellow Zinc USS-5/8"(OD 1.75,ID .688,THK .131)-
SKU #1090-004-0062
1
$1.04 (1.04/ea)
25
$24.75 (0.99/ea)
100
$93.00 (0.93/ea)
1000
$900.00 (0.9/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-3/4"(OD 2,ID .812,THK .150)-
SKU #1090-004-0072
Flat Washers USA Yellow Zinc USS-3/4"(OD 2,ID .812,THK .150)-
SKU #1090-004-0072
1
$1.41 (1.41/ea)
25
$33.25 (1.33/ea)
100
$125.00 (1.25/ea)
1000
$1,240.00 (1.24/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-7/8"(OD 2.25,ID .938,THK .164)-
SKU #1090-004-0082
Flat Washers USA Yellow Zinc USS-7/8"(OD 2.25,ID .938,THK .164)-
SKU #1090-004-0082
1
$2.06 (2.06/ea)
25
$50.25 (2.01/ea)
100
$192.00 (1.92/ea)
1000
$1,910.00 (1.91/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-1"(OD 2.5,ID 1.062,THK .164)-
SKU #1090-004-0092
Flat Washers USA Yellow Zinc USS-1"(OD 2.5,ID 1.062,THK .164)-
SKU #1090-004-0092
1
$2.61 (2.61/ea)
25
$63.50 (2.54/ea)
100
$248.00 (2.48/ea)
1000
$2,460.00 (2.46/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-1-1/8"(OD 2.75,ID 1.25,THK .164)-
SKU #1090-004-0102
Flat Washers USA Yellow Zinc USS-1-1/8"(OD 2.75,ID 1.25,THK .164)-
SKU #1090-004-0102
1
$3.33 (3.33/ea)
25
$81.25 (3.25/ea)
100
$318.00 (3.18/ea)
1000
$3,150.00 (3.15/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-1-1/4"(OD 3,ID 1.375,THK .164)-
SKU #1090-004-0112
Flat Washers USA Yellow Zinc USS-1-1/4"(OD 3,ID 1.375,THK .164)-
SKU #1090-004-0112
1
$3.52 (3.52/ea)
25
$86.25 (3.45/ea)
100
$340.00 (3.4/ea)
1000
$3,360.00 (3.36/ea)
Subtotal: $0.00 /
Flat Washers USA Yellow Zinc USS-1-1/2"(OD 3.5,ID 1.625,THK .183)-
SKU #1090-004-0122
Flat Washers USA Yellow Zinc USS-1-1/2"(OD 3.5,ID 1.625,THK .183)-
SKU #1090-004-0122
1
$5.19 (5.19/ea)
25
$128.00 (5.12/ea)
100
$505.00 (5.05/ea)
1000
$5,030.00 (5.03/ea)
Subtotal: $0.00 /

Product Specifications
Finish
Yellow Zinc Plated
Grade
Grade 8
Material
Steel
System of Measurement (Unit)
Inch
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances