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National Stock Number:
3120-01-212-9307
Federal Supply Class:
3120
National Item Identification Number:
012129307
Description:
BEARING,SLEEVE
Detail:
A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.
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Manufacturer Information:
| 12DU04 | 26124 | GGB LLC | | SS4090-12DU04 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.7479 INCHES MINIMUM AND 0.7491 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.8747 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | OVERALL LENGTH | 0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE AND LEAD INTERMEDIATE LAYER | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE AND LEAD INNER LAYER | | MATERIAL | STEEL OUTER LAYER | | STYLE DESIGNATOR | SPLIT, PLAIN, NO OUTSIDE FLANGES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,CLASS 2,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | CADMIUM AND CHROMATE OUTSIDE DIAMETER SURFACE OF BODY |
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