National Item Identification Number
01-447-0052
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)
16331
LOCKHEED MARTIN CORPORATION
DBA LOCKHEED MARTIN SIMULATION
12506 LAKE UNDERHILL RD
ORLANDO
FL
32825
407-306-1769
0ABU3
S B S PRECISION SHEET METAL INC
4324 FORTUNE PL
MELBOURNE
FL
32904
321-951-7411
16331
LOCKHEED MARTIN CORPORATION
DBA LOCKHEED MARTIN SIMULATION
12506 LAKE UNDERHILL RD
ORLANDO
FL
32825
407-306-1769
Reference Numbers (Part Numbers)
PL63E917722G2 REV.A IT11
63C515551P3
63C515551P3
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
COLOR
HOLE DIAMETER
PERIPHERAL
Required Description
PLASTIC EPOXY OVERALL
MIL-P-1817,TYG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL;