Product Details | RECESSED WASHER

5310-01-051-5532 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: BACW10BP6AC, 5310-01-051-5532, 01-051-5532, 5310010515532, 010515532

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 02 DEC 1977 01-051-5532

Drawings & Photos | NSN 5310-01-051-5532


Demand History | NSN 5310-01-051-5532

Part Number Request Date QTY Origin
BACW10BP6AC 2015-09-23 100 United States
BACW10BP6AC 2007-12-20 400 United States

Cross Reference | NSN 5310-01-051-5532

Part Number Cage Code Manufacturer
BACW10BP6AC 81205 THE BOEING COMPANY DBA BOEING

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Technical Data | NSN 5310-01-051-5532

Characteristic Specifications
MATERIAL IRON ALLOY 660
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT NICKEL AND CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2416 ASSN STD SINGLE TREATMENT RESPONSE
HARDNESS RATING NOT RATED
HOLE DIAMETER 0.376 INCHES MINIMUM AND 0.387 INCHES MAXIMUM
OUTSIDE DIAMETER 0.649 INCHES MINIMUM AND 0.669 INCHES MAXIMUM
RECESS DIAMETER 0.489 INCHES MINIMUM AND 0.509 INCHES MAXIMUM
MATERIAL THICKNESS 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
RECESS ANGLE 90.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
SPECIFICATION/STANDARD DATA 81205-BACW10BP MANUFACTURERS STANDARD
III MINIMUM TENSILE STRENGTH 140000 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 5310-01-051-5532

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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