National Item Identification Number
00-141-1873
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)
27068
COLONIAL / HAN-DEE SPRING LLC
95 VALLEY STREET
P.O. BOX 1079
BRISTOL
CT
06011
860-589-3231
31633
33615
77445
81924
ATOMIC ENERGY COMMISSION
OAK RIDGE OPNS OFFICE
155 CALIFORNIA AVE
E
OAK RIDGE
TN
37830
Reference Numbers (Part Numbers)
118065
118065
118065
118065
118065
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
HARDNESS RATI
Required Description
STEEL COMP 8630 OVERALL
AMS 6355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CAD
