Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-356-5756 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Part Alternates: 3120-00-356-5756, 00-356-5756, 3120003565756, 003565756

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 00-356-5756

Drawings & Photos | NSN 3120-00-356-5756


Cross Reference | NSN 3120-00-356-5756

Part Number Cage Code Manufacturer
4032898 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4032933 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4053840 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4053883 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4081346-01 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
4081346-01 52661 UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4081346-01 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 3120-00-356-5756

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING EXTERNAL OUTER MEMBER STEEL CORROSION RESISTING INTERNAL OUTER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD 2ND MATERIAL RESPONSE EXTERNAL OUTER MEMBER AMS 5630 ASSN STD 1ST MATERIAL RESPONSE INTERNAL OUTER MEMBER
HARDNESS RATING 60.0 ROCKWELL C NOMINAL EXTERNAL OUTER MEMBER 26.0 ROCKWELL C NOMINAL INTERNAL OUTER MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 2.4370 INCHES MINIMUM AND 2.4375 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.8070 INCHES MINIMUM AND 0.8120 INCHES MAXIMUM
INNER MEMBER WIDTH 0.9320 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 4032898

Restrictions/Controls & Freight Information | NSN 3120-00-356-5756

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information