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Part Number

Part Number:
NSN:
NIIN:
Item Name:
WASHER , KEY

Definition:

A WASHER OF NONRESILIENT MATERIAL USUALLY HAVING TWO PARALLEL BEARING SURFACES. THE OUTSIDE AND/OR INSIDE EDGES HAVE ONE OR MORE PROTUBERANCES. THE ENDS AND/OR EDGES MAY BE PREBENT AT ANY ANGLE OR THE PROTUBERANCES MAY BE PREBENT AT ANY ANGLE TO THE BEARING SURFACES. THE KEYS OR LUGS MAY BE FITTED INTO KEYWAYS IN ADJACENT MATERIAL OR THEY MAY BE BENT OVER AFTER APPLICATION TO HOLD OR LOCK ONE OR MORE ITEMS IN PLACE. EXCLUDES THRUST TYPE WASHER.

CAGE Information

Code Company
42280 NASH ENGINEERING COMPANY INC THE

Federal Supply Class

Title

NUTS AND WASHERS

Inclusions:

INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.

Exclusions:

EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ABPX MATERIAL THICKNESS 0.031 INCHES NOMINAL
ABPX MATERIAL THICKNESS 0.031 INCHES NOMINAL
MATT MATERIAL COPPER ALLOY OVERALL
ABLS DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY 0.656 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
ABLB INTERNAL PREBENT KEY LENGTH 0.094 INCHES NOMINAL
AAUB HOLE DIAMETER 0.656 INCHES NOMINAL
ABLK INTERNAL PREBENT KEY WIDTH 0.156 INCHES NOMINAL
ABLC EXTERNAL STRAIGHT KEY WIDTH 0.156 INCHES NOMINAL
ABKV OUTSIDE DIAMETER 2.125 INCHES NOMINAL

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