3110-01-088-0332, BEARING,BALL,AIRFRAME

3110-01-088-0331 RETAINER AND BALLS,BEARING

3110-01-088-0333 BEARING,ROLLER,AIRFRAME

National Stock Number:
3110-01-088-0332

Federal Supply Class:
3110

National Item Identification Number:
010880332

Description:
BEARING,BALL,AIRFRAME

Detail:
A cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, 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, BALL, ANNULAR.

Manufacturer Information:

AS27649	0U583	SAE INTERNATIONAL
AS27649	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS27649-4	0U583	SAE INTERNATIONAL
MS27649-4	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE AS27649	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS27649-4	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BEARING SEAL TYPE	CONTACT
BORE DIAMETER	0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
INNER RING WIDTH	0.4355 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM
LOAD DIRECTION	RADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL	GREASE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE SEAL
MATERIAL	STEEL COMP 440A BALL
MATERIAL	STEEL COMP 440A INNER RING
MATERIAL	STEEL COMP 440A OUTER RING
MATERIAL	STEEL COMP 440A RETAINER
OUTER RING WIDTH	0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER	0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
RETAINER FABRICATION METHOD	PRESSED
SEAL QUANTITY	2
SPECIAL FEATURES	80 PCT FULL OF SPECIFIED LUBRICANT,HEAT STABILIZED FOR OPERATION AT 250 DEG F,RINGS AND BALL HEAT TREAT TO ROCKWELL C SCALE 57 MIN 63 MAX,INTERNAL CLEARANCE 0.0003 IN. MIN 0.0009 IN. MAX
STYLE DESIGNATOR	SINGLE ROW INNER RING EXTENDED BOTH SIDES

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