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National Stock Number:
3120-00-448-6978
Federal Supply Class:
3120
National Item Identification Number:
004486978
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:
| 84752 | 00198 | PRATT & WHITNEY CANADA CORP | | 84752 | 77445 | RTX CORPORATION | | AS84752 | 12776 | AIRCRAFT SUPPLIES |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.5050 INCHES MINIMUM AND 3.5065 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 3.8098 INCHES MINIMUM AND 3.8113 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | OVERALL LENGTH | 3.3670 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6281 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PRECIOUS MATERIAL | SILVER | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE TREATMENT | LEAD ALLOY AND SILVER OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | LEAD ALLOY INSIDE DIAMETER SURFACE OF BODY |
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