NSN 5310-00-078-4279

Part Details | FLAT WASHER

5310-00-078-4279 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: 32410783, 32-41078-3, 32410783, 32-41078-3, 32410783, 32-41078-3, 5310-00-078-4279, 00-078-4279, 5310000784279, 000784279

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-078-427913393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-00-078-4279
Part Number Cage Code Manufacturer
32-41078-376301BOEING COMPANY, THEDBA BOEING
32-41078-30W778C U ENTERPRISES LTD.
32-41078-334087KITCO, LLCDBA KITCO DEFENSE
Technical Data | NSN 5310-00-078-4279
Characteristic Specifications
HOLE DIAMETER0.755 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER1.125 INCHES NOMINAL
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.062 INCHES MINIMUM AND 0.063 INCHES MAXIMUM
HEAT TREATMENTF$H
MINIMUM TENSILE STRENGTH90000 POUNDS PER SQUARE INCH