Product Details | CONCAVE WASHER

5310-01-279-2153 A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also WASHER (1), CONVEX. Excludes WASHER (1), RECESSED and BEARING, WASHER, THRUST.

Part Alternates: K52207P5, K52207P-5, 5310-01-279-2153, 01-279-2153, 5310012792153, 012792153

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 16 MAY 1988 01-279-2153

Drawings & Photos | NSN 5310-01-279-2153


Demand History | NSN 5310-01-279-2153

Part Number Request Date QTY Origin
5310-01-279-2153 2014-10-303 35 MANUAL
K52207P-5 2014-10-303 35 Spain
K52207P5 2014-08-241 2 Spain
5310-01-279-2153 2010-12-360 480 DIBBS
5310-01-279-2153 2010-05-123 36 us

Cross Reference | NSN 5310-01-279-2153

Part Number Cage Code Manufacturer
K52207P-5 15653 ALCOA GLOBAL FASTENERS, INC.
K52207P-5 75237 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5310-01-279-2153

Characteristic Specifications
MATERIAL STEEL COMP 8740 OR STEEL COMP E4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION Q-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 35 CONCAVE
HOLE DIAMETER 0.433 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
RADIUS 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
OUTSIDE DIAMETER 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM
RECESS DEPTH 0.092 INCHES NOMINAL
MATERIAL THICKNESS 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-01-279-2153

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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