Product Details | RECESSED WASHER

5310-00-886-3051 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: 9977586, 5310-00-886-3051, 00-886-3051, 5310008863051, 008863051

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-886-3051

Cross Reference | NSN 5310-00-886-3051

Part Number Cage Code Manufacturer
9977586 18876 U S ARMY AVIATION AND MISSILE COMMAND

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Technical Data | NSN 5310-00-886-3051

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-6946 MIL SPEC SINGLE MATERIAL RESPONSE
HARDNESS RATING NOT RATED
HOLE DIAMETER 1.015 INCHES MINIMUM AND 1.025 INCHES MAXIMUM
OUTSIDE DIAMETER 1.594 INCHES MINIMUM AND 1.656 INCHES MAXIMUM
RECESS DIAMETER 1.140 INCHES MINIMUM AND 1.160 INCHES MAXIMUM
MATERIAL THICKNESS 0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
RECESS ANGLE 90.0 DEGREES NOMINAL
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 9977586

Restrictions/Controls & Freight Information | NSN 5310-00-886-3051

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 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating
Less than truck load rating W Rating Variable
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