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Part Number

Part Number:
NSN:
NIIN:
Item Name:
ROLLER , LINEAR-ROTARY MOTION

Definition:

A CYLINDRICAL BODY HAVING A CENTRALLY LOCATED HOLE TO ACCOMMODATE A PIN OR SHAFT FOR ATTACHMENT TO A PUSH ROD GUIDE, YOKE, ROCKER ARM, TURNTABLE, OR RAIL. THE ITEM PROVIDES A ROLLING CONTACT WITH THE FACE OF A VALVE STEM, OR THE LOBES OF A CAM RING OR CAMSHAFT ON ENGINES, FUEL INJECTION PUMPS, LATCHES, TURNTABLES, PARALLEL BEARING SURFACES REQUIRING A ROLLER SUPPORT, AND THE LIKE. EXCLUDES BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; AND FRICTION BEARINGS. SEE ALSO CAM FOLLOWER, NEEDLE BEARING.

CAGE Information

Code Company
53711 NAVAL SEA SYSTEMS COMMAND

Federal Supply Class

Title

BEARINGS, PLAIN, UNMOUNTED

Inclusions:

INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.

Exclusions:

EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AQPL FACE WIDTH 1.625 INCHES NOMINAL
BQWC CHAMFER/RADIUS OF OUTSIDE CORNER 0.062 IN. CHAMFER BY 45 DEGREES
ABKV OUTSIDE DIAMETER 2.000 INCHES NOMINAL
STYL STYLE DESIGNATOR PLAIN
FEAT SPECIAL FEATURES KNURLED AND HARDENED TO 450 TO 500 BRINELL
AASG CASEHARDENING INDICATOR NOT CASEHARDENED
BCXD BORE INSIDE DIAMETER 0.247 INCHES MINIMUM AND 0.256 INCHES MAXIMUM

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