NSN 5310-01-042-1801

Part Details | RECESSED WASHER

5310-01-042-1801 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: A51B9400711, A51B94007-11, A51B9400711, A51B94007-11, 5310-01-042-1801, 01-042-1801, 5310010421801, 010421801

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 07, 197701-042-180115933 ( WASHER, RECESSED )
REFERENCE DRAWINGS & PICTURES

SPRING TENSION

Cross Reference | NSN 5310-01-042-1801
Part Number Cage Code Manufacturer
A51B94007-1126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B94007-1161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5310-01-042-1801
Characteristic Specifications
STYLE DESIGNATOR6 SPRING TENSION
HOLE DIAMETER0.757 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
OUTSIDE DIAMETER1.250 INCHES NOMINAL
RECESS DIAMETER0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
MATERIAL THICKNESS0.078 INCHES NOMINAL
RECESS ANGLE45.0 DEGREES NOMINAL
SPECIAL FEATURESONE SIDE CHAMFER 45 DEGREE BY 0.040 IN LG