NSN 5310-00-799-9031

Part Details | RECESSED WASHER

5310-00-799-9031 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.

Alternate Parts: 539885, 5310-00-799-9031, 00-799-9031, 5310007999031, 007999031

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-799-903115933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-799-9031
Part Number Cage Code Manufacturer
53988573030HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 5310-00-799-9031
Characteristic Specifications
HARDNESS RATINGRCB26.0 ROCKWELL C MAXIMUM AND 33.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR8 SPRING TENSION
HOLE DIAMETER0.314 INCHES MINIMUM AND 0.321 INCHES MAXIMUM
OUTSIDE DIAMETER0.970 INCHES MINIMUM AND 0.990 INCHES MAXIMUM
MATERIAL THICKNESS0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
TOP RECESS DIAMETER0.388 INCHES NOMINAL
BOTTOM RECESS DIAMETER0.388 INCHES NOMINAL
BOTTOM RECESS ANGLE89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM
TOP RECESS ANGLE89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM
SPECIAL FEATURES0.18 INCH RADIUS ON BOTH BEARING SURFACES