NSN 5310-00-196-1931

Part Details | RECESSED WASHER

5310-00-196-1931 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: 641030101101, 6410-30101-101, 5310-00-196-1931, 00-196-1931, 5310001961931, 001961931

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 16, 197300-196-193115933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-196-1931
Part Number Cage Code Manufacturer
6410-30101-10178286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5310-00-196-1931
Characteristic Specifications
HARDNESS RATINGRCB34.0 ROCKWELL C MAXIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR6 SPRING TENSION
HOLE DIAMETER0.631 INCHES MINIMUM AND 0.643 INCHES MAXIMUM
OUTSIDE DIAMETER1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM
RECESS DIAMETER0.765 INCHES MINIMUM AND 0.785 INCHES MAXIMUM
MATERIAL THICKNESS0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM
RECESS ANGLE45.0 DEGREES NOMINAL
HEAT TREATMENT ANNEALED
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH