NSN 5310-00-579-1988

Part Details | FLAT WASHER

5310-00-579-1988 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: DB4D2, 55500000000052, 555-00-000000052, PR4534, PR45-34, 16504072, 1650407-2, 10121522, B42, B4-2, 105946093, 10594609-3, 5310-00-579-1988, 00-579-1988, 5310005791988, 005791988

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 22, 199800-579-198813393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-00-579-1988
Part Number Cage Code Manufacturer
DB4D229964ALLIED DEVICES CORPDBA ABSOLUTE PRECISION CO
555-00-000000052D0078DIEHL DEFENCE GMBH & CO. KG
PR45-3408748ELDEC CORPORATIONDBA CRANE AEROSPACE & ELECTRONICS
1650407-256232LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
10121522A486GNIMIKKEISTOKESKUS NCB FINLAND
B4-200141ROLLER BEARING COMPANY OF AMERICA,INC.
10594609-318876U S ARMY AVIATION AND MISSILECOMMAND
Technical Data | NSN 5310-00-579-1988
Characteristic Specifications
HOLE DIAMETER0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.004 INCHES MINIMUM AND 0.008 INCHES MAXIMUM