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National Stock Number:
3120-01-041-2945
Federal Supply Class:
3120
National Item Identification Number:
010412945
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:
| 68263-1 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | AT39-1016823-1 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC | | BJC79TH-1Z | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | | BJC79TH1Z | 21335 | TIMKEN CO |
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Techincal Specification:
| ANTIROTATION/LUBRICATION TYPE AND QUANTITY | 1 HOLE | | BODY INSIDE DIAMETER | 2.4560 INCHES MINIMUM AND 2.4570 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.8170 INCHES MINIMUM AND 2.8180 INCHES MAXIMUM | | CORNER SHAPE | CHAMFERED ALL CORNERS | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER LAYER | | HOLE DIAMETER | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM FIRST | | OVERALL LENGTH | 1.6200 INCHES MINIMUM AND 1.6300 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MS-+279 FAFNIR 21335 MIL STD 2ND MATERIAL RESPONSE INNER LAYER | | MATERIAL | PLASTIC TETRAFLUOROETHYLENE INNER LAYER | | MATERIAL | STEEL COMP 630 OUTER LAYER | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES |
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