National Item Identification Number
01-478-3454
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)
K7626
THALES UNDERWATER SYSTEMS LTD
BOX 81 OCEAN HOUSE THROOP ROAD
TEMPLECOMBE
BA8 0DH
UNITED KINGDOM
01963 372671
U2935
ARNOLD WRAGG LTD
UNIT 2 PARKWAY ONE BUSINESS CENTRE
ARKWAY DRIVE
SHEFFIELD
S9 4WU
UNITED KINGDOM
0114 2519050
03538
LOCKHEED MARTIN CORPORATION
DBA MS2 DIV MARITIME SYSTEMS &
497 ELECTRONICS PKWY 5 BLD
LIVERPOOL
NY
13088
315-456-2622
Reference Numbers (Part Numbers)
7260732-P1
7260732-P1
7260732-P1
Required Categories
MATERIAL
HOLE DIAMETER
PERIPHERAL SHAPE STYLE
OVERALL DIAMETER
CENTER HOLE S
Required Description
STEEL COMP 316 OVERALL
0.240 INCHES MINIMUM AND
0.260 INCHES MAXIMUM
1 ROUND;