NSN 5310-00-531-8830

Part Details | RECESSED WASHER

5310-00-531-8830 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: 302507, 30-2507, 5310-00-531-8830, 00-531-8830, 5310005318830, 005318830

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-531-883015933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-531-8830
Part Number Cage Code Manufacturer
30-250781205THE BOEING COMPANYDBA BOEING
Technical Data | NSN 5310-00-531-8830
Characteristic Specifications
STYLE DESIGNATOR6 SPRING TENSION
HOLE DIAMETER1.640 INCHES MINIMUM AND 1.660 INCHES MAXIMUM
OUTSIDE DIAMETER2.290 INCHES MINIMUM AND 2.310 INCHES MAXIMUM
RECESS DIAMETER1.820 INCHES MINIMUM AND 1.840 INCHES MAXIMUM
MATERIAL THICKNESS0.125 INCHES NOMINAL
RECESS ANGLE89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM
HEAT TREATMENT NORMALIZED