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National Stock Number:
3120-00-549-4263
Federal Supply Class:
3120
National Item Identification Number:
005494263
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:
| 906J389-19 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 906J389-19 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 906J389-21 | 70508 | AMERICAN METAL BEARING CO | | 906J389-21 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 906J389-21 | 88657 | WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV | | 906J389-21 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 906J389PC19 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 906J389PC19 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 906J389PC21 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 906J389PC21 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL | TIN ALLOY UNS L13890 INNER LAYER | | STEEL OUTER LAYER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-T-390 FED SPEC SINGLE MATERIAL RESPONSE INNER LAYER | | MIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OUTER LAYER | | STYLE DESIGNATOR | SEGMENTED, PLAIN, NO OUTSIDE FLANGES | | OVERALL LENGTH | 4.4375 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 9.9980 INCHES MINIMUM AND | | 9.9990 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 7.0000 INCHES MINIMUM AND | | 7.0020 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 70508 | | DESIGN CONTROL REFERENCE | 906J389-21 |
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