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National Stock Number:
3120-00-498-4281
Federal Supply Class:
3120
National Item Identification Number:
004984281
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:
| 391-0634 | 16712 | SIEMENS ENERGY, INC. | | D59215 | 16712 | SIEMENS ENERGY, INC. | | KGR391BVX21UL | 16712 | SIEMENS ENERGY, INC. |
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Techincal Specification:
| BODY INSIDE DIAMETER | 18.0000 INCHES MINIMUM AND 18.0010 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 21.2490 INCHES MINIMUM AND 21.2500 INCHES MAXIMUM | | OVERALL LENGTH | 12.0000 INCHES NOMINAL | | MATERIAL | OIL LUBRICATING LUBRICATION | | MATERIAL | TIN ALLOY INNER LAYER | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
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