NSN 5310-01-271-5831

Part Details | FLAT WASHER

5310-01-271-5831 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: 704AS8410, 8984101, 898410-1, 5310-01-271-5831, 01-271-5831, 5310012715831, 012715831

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 28, 198801-271-583113393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

ROUND

ROUND

Cross Reference | NSN 5310-01-271-5831
Part Number Cage Code Manufacturer
704AS841030003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
898410-196214RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5310-01-271-5831
Characteristic Specifications
HOLE DIAMETER0.0235 INCHES MINIMUM AND 0.0265 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER0.250 INCHES NOMINAL
CENTER HOLE SHAPE STYLE ROUND
THICKNESS0.0014 INCHES NOMINAL
SPECIAL FEATURESCOPPER, COLD-ROLLED, SOFT-ANNEALED, TIN-LEAD PLATE FINISH I / A/ W MIL-P-81728
HEAT TREATMENT COLD ROLLED AND ANNEALED
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, PIN