Product Details | RECESSED WASHER

5310-00-871-5454 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.

Part Alternates: 10909568, 5310-00-871-5454, 00-871-5454, 5310008715454, 008715454

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-871-5454

Drawings & Photos | NSN 5310-00-871-5454


Cross Reference | NSN 5310-00-871-5454

Part Number Cage Code Manufacturer
10909568 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 5310-00-871-5454

Characteristic Specifications
MATERIAL STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
HARDNESS RATING 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 15 RECESS
HOLE DIAMETER 8.100 INCHES MINIMUM AND 8.110 INCHES MAXIMUM
OUTSIDE DIAMETER 10.562 INCHES NOMINAL
RECESS DIAMETER 8.476 INCHES NOMINAL
MATERIAL THICKNESS 0.312 INCHES NOMINAL
RECESS ANGLE 45.0 DEGREES NOMINAL
III HEAT TREATMENT QUENCHED AND TEMPERED
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 10909568

Restrictions/Controls & Freight Information | NSN 5310-00-871-5454

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