NSN 5310-00-421-6667

Part Details | FLAT WASHER

5310-00-421-6667 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.

Alternate Parts: 322113751, 32-21137-51, 322113751, 32-21137-51, 322113751, 32-21137-51, 322113751, 32-21137-51, 5310-00-421-6667, 00-421-6667, 5310004216667, 004216667

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 09, 197000-421-666713393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

BLANK RECTANGULAR

RECTANGULAR

ROUND

Cross Reference | NSN 5310-00-421-6667
Part Number Cage Code Manufacturer
32-21137-5156540ASSOCIATED AIRCRAFT MANUFACTURING &SALES, INC.
32-21137-5176301BOEING COMPANY, THEDBA BOEING
32-21137-518X044DERCO AEROSPACE, INC.
32-21137-5134087KITCO, LLCDBA KITCO DEFENSE
Technical Data | NSN 5310-00-421-6667
Characteristic Specifications
HOLE DIAMETER0.050 INCHES NOMINAL
PERIPHERAL SHAPE STYLE RECTANGULAR
LENGTH3.000 INCHES NOMINAL
WIDTH ACROSS FLATS3.000 INCHES NOMINAL
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.050 INCHES NOMINAL
HEAT TREATMENT AS FABRICATED