NSN 5310-01-256-9735

Part Details | RECESSED WASHER

5310-01-256-9735 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: MS21299C24, 5310-01-256-9735, 01-256-9735, 5310012569735, 012569735

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 10, 198701-256-973515933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-01-256-9735
Part Number Cage Code Manufacturer
MS21299C2480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5310-01-256-9735
Characteristic Specifications
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR5 SPRING TENSION
HOLE DIAMETER1.502 INCHES MINIMUM AND 1.506 INCHES MAXIMUM
OUTSIDE DIAMETER2.874 INCHES MINIMUM AND 2.884 INCHES MAXIMUM
RECESS DIAMETER1.685 INCHES MINIMUM AND 1.695 INCHES MAXIMUM
MATERIAL THICKNESS0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM
RECESS ANGLE90.0 DEGREES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT