3110-01-294-0377, BEARING,ROLLER,AIRFRAME

National Stock Number:
3110-01-294-0377

Federal Supply Class:
3110

National Item Identification Number:
012940377

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:

3110PL1993767	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
SA4-14A-41	77896	REXNORD INDUSTRIES, LLC

Techincal Specification:

ALIGNMENT TYPE	SELF-ALIGNING
BEARING SEAL TYPE	ONE LIP INWARD, ONE LIP OUTWARD
BORE DIAMETER	0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
INNER RING WIDTH	0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM
INTERNAL CLEARANCE	0.0006 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-2387 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL	GREASE
OVERALL OUTSIDE DIAMETER	0.9009 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RACE
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RACE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHIELD
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL
MATERIAL	STEEL COMP 430 SHIELD
MATERIAL	STEEL COMP E52100 INNER RACE
MATERIAL	STEEL COMP E52100 OUTER RACE
MATERIAL	STEEL COMP E52100 ROLLER
OUTER RING WIDTH	0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM
SEAL QUANTITY	2
SELF-ALIGNMENT LOCATION	INTERNAL
STYLE DESIGNATOR	CONCAVE ROLLER, DOUBLE CLOSURE, SELF ALIGNING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416A,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES
SURFACE TREATMENT	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES

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