Product Details | RECESSED WASHER

5310-01-357-1646 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: 877712, 87771-2, 5310-01-357-1646, 01-357-1646, 5310013571646, 013571646

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01-357-1646

Drawings & Photos | NSN 5310-01-357-1646


Demand History | NSN 5310-01-357-1646

Part Number Request Date QTY Origin
5310-01-357-1646 2008-02-42 2 DIBBS

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Technical Data | NSN 5310-01-357-1646

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 6061 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 4027 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 15 RECESS
HOLE DIAMETER 3.890 INCHES MINIMUM AND 3.900 INCHES MAXIMUM
OUTSIDE DIAMETER 4.730 INCHES MINIMUM AND 4.740 INCHES MAXIMUM
RECESS DIAMETER 4.065 INCHES NOMINAL
OVERALL WIDTH 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
MATERIAL THICKNESS 0.125 INCHES NOMINAL
RECESS ANGLE 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
SPECIAL FEATURES OUTSIDE EDGE IS CHAMFERED 45DEG PORM 5 DEG X 0.080IN PLUS 0.020IN OR MINUS 0.010IN,ON RECESSED SIDE OF WASHER

Restrictions/Controls & Freight Information | NSN 5310-01-357-1646

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
Category Code Description
No Freight Information