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National Stock Number:
3120-00-517-8807
Federal Supply Class:
3120
National Item Identification Number:
005178807
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:
| 7984178 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.3430 INCHES MINIMUM AND 0.3510 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.6200 INCHES MINIMUM AND 0.6220 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FEATURES PROVIDED | CASEHARDENED | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL | | OVERALL LENGTH | 1.4060 INCHES MINIMUM AND 1.4160 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624,COMP 1335 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-624,COMP 8640 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-624,COMP 4140 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-624,FS8740 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1335 OR STEEL COMP 8640 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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