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National Stock Number:
3120-01-227-1506
Federal Supply Class:
3120
National Item Identification Number:
012271506
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:
| 1945217 PIECE 29 | 81316 | PORTSMOUTH NAVAL SHIPYARD | | SSN593-204-1863356 PIECE 29 | 53711 | NAVAL SEA SYSTEMS COMMAND | | SSN593-204-1863356 PIECE 29 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.7500 INCHES MINIMUM AND 1.7510 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.0005 INCHES MINIMUM AND 2.0013 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL | | FLANGE WIDTH | 0.2380 INCHES MINIMUM AND 0.2400 INCHES MAXIMUM | | OVERALL LENGTH | 1.9900 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER | | MATERIAL | COPPER ALLOY 934 OUTER LAYER | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
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