NSN 5310-00-118-6254

Part Details | RECESSED WASHER

5310-00-118-6254 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: 11614142, 5310-00-118-6254, 00-118-6254, 5310001186254, 001186254

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 18, 196800-118-625415933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-118-6254
Part Number Cage Code Manufacturer
1161414219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5310-00-118-6254
Characteristic Specifications
HARDNESS RATING85.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.8 ROCKWELL SUPERFICIAL 15-N MAXIMUM
STYLE DESIGNATOR8 SPRING TENSION
HOLE DIAMETER0.638 INCHES MINIMUM AND 0.648 INCHES MAXIMUM
OUTSIDE DIAMETER1.320 INCHES NOMINAL
MATERIAL THICKNESS0.125 INCHES NOMINAL
TOP RECESS DIAMETER0.725 INCHES NOMINAL
BOTTOM RECESS DIAMETER0.725 INCHES NOMINAL
BOTTOM RECESS ANGLE90.0 DEGREES NOMINAL
TOP RECESS ANGLE90.0 DEGREES NOMINAL
FEATURES PROVIDED CASEHARDENED
HEAT TREATMENT COLD ROLLED