National Item Identification Number
01-430-9527
National Stock Number
Item Name
WASHER,FLAT
Federal Supply Class
5310
Description
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
Commercial and Government Entity Code (Supplier Data)
S4163
YANMAR DIESEL ENGINE CO. LTD
OSAKA
JAPAN
D9182
15852
W S DARLEY & CO
2000 ANSON DR
MELROSE PARK
IL
60160
708-345-8050
15852
W S DARLEY & CO
2000 ANSON DR
MELROSE PARK
IL
60160
708-345-8050
Reference Numbers (Part Numbers)
Y00R3981 FIG 32 REF 11
114650-21551
114650-21551
2BE10YDN TABLE 7-5 REF 11
Required Categories
Required Description