NSN 5310-00-437-8948

Part Details | RECESSED WASHER

5310-00-437-8948 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: 2040309135, 204-030-913-5, 2040309135, 204-030-913-5, 204030913005, 204-030-913-005, 2040309135, 204-030-913-5, 5310-00-437-8948, 00-437-8948, 5310004378948, 004378948

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 03, 196900-437-894815933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-00-437-8948
Part Number Cage Code Manufacturer
204-030-913-52T918ALCO MACHINE CO INC
204-030-913-597499BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER
204-030-913-00597499BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER
204-030-913-554878ROTAIR INDUSTRIES, INC.
Technical Data | NSN 5310-00-437-8948
Characteristic Specifications
STYLE DESIGNATOR5 SPRING TENSION
HOLE DIAMETER0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
OUTSIDE DIAMETER2.000 INCHES NOMINAL
RECESS DIAMETER0.725 INCHES MINIMUM AND 0.735 INCHES MAXIMUM
MATERIAL THICKNESS0.390 INCHES NOMINAL
RECESS ANGLE90.0 DEGREES NOMINAL
SPECIAL FEATURESOD CHAMFERED 0.320 IN. BY 45 DEG AND ID OPPOSITE RECESS COUNTERBORED 1.000 IN. DIA BY 0.075 IN. DEEP