Product Details | FLAT WASHER

5310-00-209-1491 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: MS15795606, MS15795-606, FFW92, 113818, 116207, 13639, 136-39, 1877, 187-7, 34711S, 5310-00-209-1491, 00-209-1491, 5310002091491, 002091491

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-209-1491

Drawings & Photos | NSN 5310-00-209-1491


Demand History | NSN 5310-00-209-1491

Part Number Request Date QTY Origin
FFW92 2025-06-161 16 United States
13639 2020-07-205 10 United States
FFW92 2018-07-207 2 United States
FFW92 2016-08-217 21 US
FFW92 2011-10-304 495 United States
MS15795606 2010-04-113 2 US

Cross Reference | NSN 5310-00-209-1491

Part Number Cage Code Manufacturer
113818 12204 DAIMLER CHRYSLER
113818 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
113818 24617 GENERAL MOTORS CORP
113818 56442 DIAMOND REO TRUCK CO
113818 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
116207 34623 AM GENERAL, LLC
136-39 71500 ACF INDUSTRIES INC CARTER CARBURETOR DIV
187-7 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
34711S 23040 FORD MOTOR CO FORD PARTS AND SERVICE DIV
34711S 57526 FORD MOTOR CO
FFW92 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS15795-606 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS15795-606 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-209-1491

Characteristic Specifications
HOLE DIAMETER 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.375 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.049 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA A TYPE AND I GRADE AND E CLASS
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFW92

Restrictions/Controls & Freight Information | NSN 5310-00-209-1491

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information