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National Stock Number:
3120-00-432-3643
Federal Supply Class:
3120
National Item Identification Number:
004323643
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:
| 90986-04-018 | 09455 | RBC TRANSPORT DYNAMICS CORP | | AT4544DD4-018 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC | | GDRDD4-018 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. | | C4544DD4-018 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER | | ALUMINUM ALLOY 2024 OUTER LAYER | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | OVERALL LENGTH | 0.1750 INCHES MINIMUM AND | | 0.1850 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.3756 INCHES MINIMUM AND | | 0.3761 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.2500 INCHES MINIMUM AND | | 0.2510 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81755 | | MFR SOURCE CONTROLLING REFERENCE | C4544DD4-018 |
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