NSN 5310-01-342-7264

Part Details | RECESSED WASHER

5310-01-342-7264 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: 4D0028C3, 5310-01-342-7264, 01-342-7264, 5310013427264, 013427264

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 29, 199101-342-726415933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-01-342-7264
Part Number Cage Code Manufacturer
4D0028C388277BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 5310-01-342-7264
Characteristic Specifications
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR5 SPRING TENSION
HOLE DIAMETER0.191 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
OUTSIDE DIAMETER0.362 INCHES MINIMUM AND 0.372 INCHES MAXIMUM
RECESS DIAMETER0.238 INCHES MINIMUM AND 0.248 INCHES MAXIMUM
MATERIAL THICKNESS0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
RECESS ANGLE90.0 DEGREES NOMINAL