Product Details | SHOULDERED AND RECESSED WASHER

5310-00-371-3128 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: 029036, 7A029057, 5310-00-371-3128, 00-371-3128, 5310003713128, 003713128

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-371-3128

Drawings & Photos | NSN 5310-00-371-3128


Cross Reference | NSN 5310-00-371-3128

Part Number Cage Code Manufacturer
029036 77640 TRW INC DBA COMMERCIAL STEERING DIVISION
7A029057 23382 FWD SEAGRAVE HOLDINGS, LP DIV FWD SEAGRAVE HOLDINGS, LP

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Technical Data | NSN 5310-00-371-3128

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 12 SHOULDERED AND RECESS
HOLE DIAMETER 0.3406 INCHES MINIMUM AND 0.3606 INCHES MAXIMUM
SHOULDER DIAMETER 0.7713 INCHES MINIMUM AND 0.7913 INCHES MAXIMUM
OUTSIDE DIAMETER 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
RECESS DIAMETER 0.7313 INCHES MINIMUM AND 0.7513 INCHES MAXIMUM
SHOULDER HEIGHT 0.1731 INCHES MINIMUM AND 0.1931 INCHES MAXIMUM
RECESS DEPTH 0.1731 INCHES MINIMUM AND 0.1931 INCHES MAXIMUM
MATERIAL THICKNESS 0.020 INCHES NOMINAL
III HEAT TREATMENT AS FABRICATED
MANUFACTURERS CODE 77640
DESIGN CONTROL REFERENCE 029036

Restrictions/Controls & Freight Information | NSN 5310-00-371-3128

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 U 50
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