Product Details | FLAT WASHER

5310-00-496-3238 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: UB1015, UB5014, 7534863, 11A7117, 1229E837, 16T1031, 2075671, 35UB5014, 491248, 52314821, 5231-48-21, 5310-00-496-3238, 00-496-3238, 5310004963238, 004963238

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-496-3238

Drawings & Photos | NSN 5310-00-496-3238


Cross Reference | NSN 5310-00-496-3238

Part Number Cage Code Manufacturer
11A7117 95201 NAPCO INTERNATIONAL LLC
1229E837 1DF03 ABM EQUIPMENT & SUPPLY, LLC DBA HIGHWAY MANUFACTURING
1229E837 60528 TRAILMOBILE INC SUB OF THE PULLMAN CO
1229E837 78500 MERITOR HEAVY VEHICLE SYSTEMS LLC DIV MERITOR HEAVY VEHICLE SYSTEMS,
1229E837 79419 WATSON H S CO
16T1031 81336 CHIEF OF ENGINEERS DEPT OF ARMY
2075671 24617 GENERAL MOTORS CORP
2075671 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
35UB5014 51665 RIVINIUS INC LITTLEFORD MACHINERY DIV
491248 53335 UNIVERSAL LOGISTICS CORP CLARK DIV
5231-48-21 81336 CHIEF OF ENGINEERS DEPT OF ARMY
7534863 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
UB1015 56697 STANDARD FORGE AND AXLE CO INC
UB5014 56697 STANDARD FORGE AND AXLE CO INC
UB5014 61465 GARWOOD/FELLER INC GARWOOD WINCH DIV

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Technical Data | NSN 5310-00-496-3238

Characteristic Specifications
MATERIAL STEEL COMP 1010 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER 1.531 INCHES MINIMUM AND 1.562 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 5 ROUND W/FLATS
OVERALL DIAMETER 3.875 INCHES NOMINAL
WIDTH ACROSS FLATS 2.750 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.065 INCHES NOMINAL
MANUFACTURERS CODE 56697
DESIGN CONTROL REFERENCE UB5014

Restrictions/Controls & Freight Information | NSN 5310-00-496-3238

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
NMF Description 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable