National Item Identification Number
00-269-6745
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)
28158
H M E INC
1950 BYRON CENTER AVE SW
GRAND RAPIDS
MI
49519
616-534-1463
83299
NACCO MATERIALS HANDLING GROUP INC.
DBA YALE MATERIALS HANDLING
1400 SULLIVAN DRIVE CALLER NO. 12011
GREENVILLE
NC
27834
908-788-3585
Reference Numbers (Part Numbers)
AE5237
583K2139
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
STEEL COMP 1020 OVERALL
-SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
0.656 I
