National Item Identification Number
00-094-3739
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)
06887
LOCKHEED MARTIN CORPORATION
DBA LOCKHEED MARTIN SPACE SYSTEMS
1111 LOCKHEED MARTIN WAY
SUNNYVALE
CA
94089
303-971-7384
17772
98897
Reference Numbers (Part Numbers)
LS881-7
LS881-7
LS881-7
Required Categories
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE SHAPE STYLE
Required Description
0.203 INCHES NOMINAL
1 ROUND
0.750 INCHES NOMINAL
1 ROUND
1 RECTANGULAR
0.0
