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National Stock Number:
3120-00-476-3031
Federal Supply Class:
3120
National Item Identification Number:
004763031
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:
| 476-3031 | 07310 | CALABRESE & SONS, INC. | | 55-22448-67 | 52081 | EURAMCO SAFETY INC | | L70 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R694PC21 | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.2500 INCHES MINIMUM AND 2.2510 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.9990 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM | | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER | | LUBRICANT ACCOMMODATION STYLE | GROOVED OPEN ONE END | | OVERALL LENGTH | 5.3750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY E5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 941 OVERALL | | SPECIAL FEATURES | ONE HALF OF OD LEFT END UNDERCUT 0.3750 IN. LG BY 0.1250 IN. DEEP,ONE HALF OF OD LEFT END FLANGED 1.7500 IN. RADIUS OF RIM BY 0.2188 IN. THK | | SURFACE FINISH | 125.0 MICROINCHES OVERALL | | SURFACE GROOVE LOCATION AND QUANTITY | 1 INTERNAL |
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