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National Stock Number:
3120-01-498-9722
Federal Supply Class:
3120
National Item Identification Number:
014989722
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:
| 563-6984942 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 563-6984942-45 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H522-0404-45 | 96169 | ELECTRIC BOAT CORPORATION | | H552-0404 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.5000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.2390 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASS-A,FORM-1 FED SPEC 1ST MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL | PLASTIC RACE LINER | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.8800 INCHES NOMINAL | | SPECIAL FEATURES | TECHNICAL DATA NOT AUTHORIZED TO BE RELEASED OUTSIDE OF THE US;BEARING SLEEVE HAS A SELF LUBRICATING LINER SYSTEM OF KAHR-LON OR KARON-V, ANOTHER LINER SYSTEM MAY BE USED PROVIDED IT MEETS THE REQUIREMENTS FOR ALTERNATE MATERIAL IN SECTION 070.B OF THE SHIPS SPECIFICATIONS;BEARING SLEEVE HAS AN O-RING GROOVE |
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