NSN 5310-00-550-1383

Part Details | RECESSED WASHER

5310-00-550-1383 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: 2318491, 2318-49-1, W20874, 5310-00-550-1383, 00-550-1383, 5310005501383, 005501383

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 18, 197400-550-138315933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-550-1383
Part Number Cage Code Manufacturer
2318-49-170255EMERSON ELECTRIC COALCO CONTROLS DIV
W2087470255EMERSON ELECTRIC COALCO CONTROLS DIV
Technical Data | NSN 5310-00-550-1383
Characteristic Specifications
HARDNESS RATINGRCB36.0 ROCKWELL C MAXIMUM AND 40.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR6 SPRING TENSION
HOLE DIAMETER0.438 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
OUTSIDE DIAMETER0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM
OVERALL HEIGHT0.169 INCHES MINIMUM AND 0.173 INCHES MAXIMUM
RECESS DEPTH0.044 INCHES MINIMUM AND 0.048 INCHES MAXIMUM
MATERIAL THICKNESS0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM
HEAT TREATMENT AS FABRICATED