Product Details | FLAT WASHER

5310-00-138-6641 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.

Part Alternates: 5310-00-138-6641, 00-138-6641, 5310001386641, 001386641

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 00-138-6641

Drawings & Photos | NSN 5310-00-138-6641


Cross Reference | NSN 5310-00-138-6641

Part Number Cage Code Manufacturer
2011246PC2 53711 NAVAL SEA SYSTEMS COMMAND
9851M95P05 07482 GENERAL ELECTRIC COMPANY DBA GE
MS15795-407 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS15795-407 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
N400P8 97424 AMETEK, INC. DIV AEROSPACE & DEFENSE

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Technical Data | NSN 5310-00-138-6641

Characteristic Specifications
MATERIAL NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5536 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
MANUFACTURERS CODE 07482
DESIGN CONTROL REFERENCE 9851M95P05

Restrictions/Controls & Freight Information | NSN 5310-00-138-6641

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information