3110-00-977-2683, BEARING,BALL,AIRFRAME

National Stock Number:
3110-00-977-2683

Federal Supply Class:
3110

National Item Identification Number:
009772683

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:

MB543DDFS-428	06144	INDUSTRIAL TECTONICS BEARINGS CORPORATION
MB543DDFS-428	21335	TIMKEN CO
MB543ZZ	38443	SKF USA INC.
MS21428-43G	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BEARING SEAL TYPE	CONTACT
BORE DIAMETER	1.5620 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM
INNER RING WIDTH	0.2785 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM
LOAD DIRECTION	RADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL	GREASE
OUTER RING WIDTH	0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER	1.9995 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	MB543ZZ,38443 MFR REF SINGLE MATERIAL RESPONSE SEAL
MATERIAL	RUBBER SEAL
MATERIAL	STEEL BALL
MATERIAL	STEEL INNER RING
MATERIAL	STEEL OUTER RING
SEAL QUANTITY	2
STYLE DESIGNATOR	SINGLE ROW INNER RING EXTENDED BOTH SIDES
SURFACE TREATMENT	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES

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