3120-01-098-7878 BUSHING,SLEEVE Index 4820-01-098-7881 VALVE,BALL

National Stock Number:
3120-01-098-7879

Federal Supply Class:
3120

National Item Identification Number:
010987879

Description:
BEARING,PLAIN,SELF-ALIGNING

Detail:
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.


Manufacturer Information:
3120PL19545559009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
ADSB130-30115860NEW HAMPSHIRE BALL BEARINGS INC
SB5008-10115860NEW HAMPSHIRE BALL BEARINGS INC
SB5008-10178286SIKORSKY AIRCRAFT CORPORATION
SB5008-10197613SARGENT AEROSPACE & DEFENSE, LLC
KSAD130-497613SARGENT AEROSPACE & DEFENSE, LLC


Techincal Specification:
BORE DIAMETER8.1290 INCHES MINIMUM AND 8.1320 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONFEAT
INNER MEMBER WIDTH4.0000 INCHES NOMINAL
OUTER MEMBER OUTSIDE DIAMETER9.0600 INCHES NOMINAL
OUTER MEMBER WIDTH3.0000 INCHES MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250-12,T651 FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATIONSB5008-101,78286 MFR REF SINGLE MATERIAL RESPONSE RACE LINER
MATERIALALUMINUM ALLOY 7075 INNER MEMBER
MATERIALPLASTIC TETRAFLUOROETHYLENE RACE LINER
SPECIAL FEATURESFIT
STYLE DESIGNATORWITH INSERT AND/OR LINER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE AND QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE AND TT-P-1757 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OUTER RACE MEMBER
SURFACE TREATMENTANODIZE AND CHROMIUM AND PRIMER INNER MEMBER
SURFACE TREATMENTANODIZE OUTER RACE MEMBER


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