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

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
Qty
Size
Select Package Quantity
SubTotal
1/4"
SKU #1090-004-0002
1/4"
SKU #1090-004-0002
1
$0.15 (0.15/ea)
25
$1.50 (0.06/ea)
100
$5.00 (0.05/ea)
1000
$40.00 (0.04/ea)
 
5/16"
SKU #1090-004-0012
5/16"
SKU #1090-004-0012
1
$0.15 (0.15/ea)
25
$2.25 (0.09/ea)
100
$8.00 (0.08/ea)
1000
$70.00 (0.07/ea)
 
3/8"
SKU #1090-004-0022
3/8"
SKU #1090-004-0022
1
$0.15 (0.15/ea)
25
$2.50 (0.10/ea)
100
$9.00 (0.09/ea)
1000
$80.00 (0.08/ea)
 
7/16"
SKU #1090-004-0032
7/16"
SKU #1090-004-0032
1
$0.18 (0.18/ea)
25
$4.00 (0.16/ea)
100
$15.00 (0.15/ea)
1000
$130.00 (0.13/ea)
 
1/2"
SKU #1090-004-0042
1/2"
SKU #1090-004-0042
1
$0.24 (0.24/ea)
25
$5.50 (0.22/ea)
100
$20.00 (0.20/ea)
1000
$180.00 (0.18/ea)
 
9/16"
SKU #1090-004-0052
9/16"
SKU #1090-004-0052
1
$0.29 (0.29/ea)
25
$6.50 (0.26/ea)
100
$24.00 (0.24/ea)
1000
$210.00 (0.21/ea)
 
5/8"
SKU #1090-004-0062
5/8"
SKU #1090-004-0062
1
$0.50 (0.50/ea)
25
$11.50 (0.46/ea)
100
$42.00 (0.42/ea)
1000
$380.00 (0.38/ea)
 
3/4"
SKU #1090-004-0072
3/4"
SKU #1090-004-0072
1
$0.69 (0.69/ea)
25
$15.75 (0.63/ea)
100
$58.00 (0.58/ea)
1000
$520.00 (0.52/ea)
 
7/8"
SKU #1090-004-0082
7/8"
SKU #1090-004-0082
1
$1.07 (1.07/ea)
25
$24.50 (0.98/ea)
100
$89.00 (0.89/ea)
1000
$800.00 (0.80/ea)
 
1"
SKU #1090-004-0092
1"
SKU #1090-004-0092
1
$1.37 (1.37/ea)
25
$31.25 (1.25/ea)
100
$114.00 (1.14/ea)
1000
$1,020.00 (1.02/ea)
 
1-1/8"
SKU #1090-004-0102
1-1/8"
SKU #1090-004-0102
1
$1.77 (1.77/ea)
25
$40.50 (1.62/ea)
100
$147.00 (1.47/ea)
1000
$1,330.00 (1.33/ea)
 
1-1/4"
SKU #1090-004-0112
1-1/4"
SKU #1090-004-0112
1
$1.88 (1.88/ea)
25
$43.00 (1.72/ea)
100
$157.00 (1.57/ea)
1000
$1,410.00 (1.41/ea)
 
1-1/2"
SKU #1090-004-0122
1-1/2"
SKU #1090-004-0122
1
$2.81 (2.81/ea)
25
$64.50 (2.58/ea)
100
$234.00 (2.34/ea)
1000
$2,110.00 (2.11/ea)