New Fasteners Are Here Ltd. is a full service distributor near Chicago, IL. We specialize in hard-to-find fasteners, components and fixings that protect and decorate with high-performance coatings and materials.

Black Luster® Steel USS Washers

Black Luster® Steel USS Washers

DESCRIPTION - These Black Luster®Steel USS Washers provide best in class decorative appearance and better corrosion resistance than black oxide and zinc plated finishes. Resistant to 1,000 hours of salt spray per ASTM B117*. Washers are primarily used to displace the load of a fastener head or a nut on a threaded joint. They can cover holes and act as spacers. These washers meet United States Standard specifications & generally have a larger ID and OD than SAE washers.

Screw SizePart No.IDODMin/Max Thickness
1/4"4001.313".750".051"-.080"
5/16"4002.375".875".064"-.104"
3/8"4003 .438"1.000".064"-.104"
7/16”40035.500”1.250”.064”-.104”
1/2"4004.563"1.375".086"-.132"
9/16”400451.469”.625”.086”-.132”
5/8"4005.688"1.750".108"-.160"
3/4"4006.813"2.000".122"-.177"
7/8"4007.938"2.250".136"-.192"
1"40081.063"2.500".136"-.192"
1-1/8”40091.250”2.750”.136”-.192”
1-1/4”40101.375”3.000”.136”-.192”
1-3/8”40111.500”3.250”.153”-.213”
1-1/2”40121.625”3.500”.153”-.213”
1-5/8”40131.750”3.750”.153”-.213”
1-3/4”40141.875”4.000”.153”-.213”
1-7/8”40152.000”4.250”.153”-.213”
2”40162.125”4.500”.153”-.213”
2-1/4”40172.375”4.750”.193”-.248”
2-1/2”40182.625”5.000”.210”-.280”
2-3/4”40192.875”5.250”.228-.310”
3”40203.125”5.500”.249”-.327”