3110-01-127-2556, BEARING,ROLLER,AIRFRAME

National Stock Number:
3110-01-127-2556

Federal Supply Class:
3110

National Item Identification Number:
011272556

Description:
BEARING,ROLLER,AIRFRAME

Detail:
A CYLINDRICAL ITEM IN WHICH THE INNER OR OUTER RING TURNS UPON ROW(S) OF HARDENED ROLLER, BEARING WHICH ROLL ON A RACEWAY, THUS MINIMIZING FRICTION. THESE ITEMS ARE CHARACTERIZED BY THEIR NONCORROSIVE QUALITIES, LIGHTNESS OF WEIGHT, INCH DIMENSIONS RATHER THAN METRIC, INNER RINGS GENERALLY PROJECTING BEYOND THE FACES OF THE OUTER RING, OR A VERY NARROW WIDTH INNER RING HAVING AN OUTSIDE DIAMETER SLIGHTLY LARGER THAN THE BORE DIAMETER. DESIGNED PRIMARILY FOR USE IN AIRCRAFT ASSEMBLIES, SUCH AS CONTROL SYSTEMS AND SURFACES OF AIRCRAFT. EXCLUDES BEARING, ROLLER, CYLINDRICAL.

Manufacturer Information:

DAS5-20A

77896

REXNORD INDUSTRIES, LLC

Techincal Specification:

BORE DIAMETER	0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM
INNER RING WIDTH	0.8070 INCHES MINIMUM AND 0.8120 INCHES MAXIMUM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL	GREASE
OVERALL OUTSIDE DIAMETER	1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6382,81343 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6382,81343 ASSN STD SINGLE MATERIAL RESPONSE LOCKING COLLAR
MATERIAL DOCUMENT AND CLASSIFICATION	DAS5-20A,77896 MFR REF SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHIELD
MATERIAL	COPPER RETAINER
MATERIAL	RUBBER SEAL
MATERIAL	STEEL COMP 4140 LOCKING COLLAR
MATERIAL	STEEL COMP 4140 SLEEVE
MATERIAL	STEEL SHIELD
MATERIAL	STEEL COMP E52100 ROLLER
OUTER RING WIDTH	0.6510 INCHES MINIMUM AND 0.6560 INCHES MAXIMUM
STYLE DESIGNATOR	CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING

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