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Part Number

Part Number:
NSN:
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Item Name:
WASHER , SHOULDERED AND RECESSED

Definition:

A WASHER, ROUND IN SHAPE, HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. EITHER OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILAR SHAPED RECESS. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING, SLEEVE; OR SPACER, SLEEVE. EXCLUDES INSULATOR, WASHER AND THRUST TYPE WASHERS.

CAGE Information

Code Company
63857 WARREN PUMPS LLC

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
ABMD RECESS DIAMETER 1.697 INCHES MINIMUM AND 1.699 INCHES MAXIMUM
ABPX MATERIAL THICKNESS 0.312 INCHES NOMINAL
ABKV OUTSIDE DIAMETER 2.000 INCHES NOMINAL
STYL STYLE DESIGNATOR SHOULDERED AND RECESSED
AAUB HOLE DIAMETER 1.182 INCHES NOMINAL
AAVH SHOULDER DIAMETER 1.437 INCHES NOMINAL
ABMG SHOULDER HEIGHT 0.062 INCHES NOMINAL
ABMH RECESS DEPTH 0.184 INCHES MINIMUM AND 0.187 INCHES MAXIMUM

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