NSN 5310-00-874-4678

Part Details | RECESSED WASHER

5310-00-874-4678 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: 538758, 5310-00-874-4678, 00-874-4678, 5310008744678, 008744678

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-874-467815933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-874-4678
Part Number Cage Code Manufacturer
53875873030HAMILTON SUNDSTRAND CORPORATION
Technical Data | NSN 5310-00-874-4678
Characteristic Specifications
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR5 SPRING TENSION
HOLE DIAMETER0.760 INCHES MINIMUM AND 0.764 INCHES MAXIMUM
OUTSIDE DIAMETER1.000 INCHES NOMINAL
RECESS DIAMETER0.900 INCHES NOMINAL
MATERIAL THICKNESS0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
RECESS ANGLE120.0 DEGREES NOMINAL
SPECIAL FEATURESFIVE EQUALLY SPACED SLOTS 0.180 IN. W BY 0.070 IN. DEEP ON FLAT SIDE,ONE HOLE 0.0327 IN. NOM DIA DRILLED THRU ON VERTICAL CENTERLINE 0.4162 IN.FROM HORIZONTAL CENTERLINE AND FITTED WITH 0.0333 IN. DIA STEEL PIN 0.115 IN. LG,P/N 538758-2