3110-01-042-7397, BEARING,BALL,AIRFRAME

National Stock Number:
3110-01-042-7397

Federal Supply Class:
3110

National Item Identification Number:
010427397

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:

7KP49B	58064	QUAD SYSTEMS INC
AS7949	0U583	SAE INTERNATIONAL
AS7949	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
BACB10A557	81205	THE BOEING COMPANY
KP49B E-9273	21335	TIMKEN CO
LLKP-49-B	38443	SKF USA INC.
MS27642-49G	0U583	SAE INTERNATIONAL
MS27642-49G	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS27642-49G	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE AS7949	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC

Techincal Specification:

ALIGNMENT TYPE	RIGID
BEARING SEAL TYPE	CONTACT
BORE DIAMETER	3.0630 INCHES NOMINAL
FEATURES PROVIDED	ALIGNING RING
INNER RING WIDTH	0.5310 INCHES NOMINAL
INTERNAL CLEARANCE	0.0003 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL
LOAD DIRECTION	RADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL	GREASE
OUTER RING WIDTH	0.4690 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER	4.0000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES BALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3652 ASSN STD 1ST MATERIAL RESPONSE OR AMS 3666 ASSN STD 2ND MATERIAL RESPONSE SEAL
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL
MATERIAL	STEEL COMP E51100 OR STEEL COMP E52100 BALL
MATERIAL	STEEL COMP E52100 INNER RING
MATERIAL	STEEL COMP E52100 OUTER RING
MATERIAL	STEEL CORROSION RESISTING SHIELD
SEAL QUANTITY	2
SHIELD QUANTITY	2
STANDARD TOLERANCE DESIGNATION	AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
STYLE DESIGNATOR	SINGLE ROW INNER RING EXTENDED BOTH SIDES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED
SURFACE TREATMENT	CADMIUM EXPOSED SURFACES AS MOUNTED

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