Product Details | RECESSED WASHER

5310-01-023-6490 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: 530741, 5310-01-023-6490, 01-023-6490, 5310010236490, 010236490

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 23 JUN 1976 01-023-6490

Drawings & Photos | NSN 5310-01-023-6490


Demand History | NSN 5310-01-023-6490

Part Number Request Date QTY Origin
530741 2008-03-69 8 US

Cross Reference | NSN 5310-01-023-6490

Part Number Cage Code Manufacturer
530741 0PYA5 CONTINENTAL MOTORS, INC.
530741 28839 TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV
530741 63728 SEALCRAFT CORPORATION

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Technical Data | NSN 5310-01-023-6490

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AISI,C1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 16 RECESS
HOLE DIAMETER 0.3906 INCHES NOMINAL
OUTSIDE DIAMETER 1.560 INCHES NOMINAL
OVERALL HEIGHT 0.280 INCHES NOMINAL
RECESS DEPTH 0.190 INCHES NOMINAL
MATERIAL THICKNESS 0.090 INCHES NOMINAL
FEATURES PROVIDED MAGNETIZED
MANUFACTURERS CODE 63728
DESIGN CONTROL REFERENCE 530741

Restrictions/Controls & Freight Information | NSN 5310-01-023-6490

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