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National Stock Number:
5365-99-739-6884
Federal Supply Class:
5365
National Item Identification Number:
997396884
Description:
SPACER,STEPPED
Detail:
A TUBULAR SHAPED ITEM WITH A ROUND OR HEXAGON PERIPHERAL SHAPE HAVING TWO FLAT BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE. IT IS DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS. THE ITEM MAY BE WITH OR WITHOUT FLANGE(S) OF ANY PERIPHERAL SHAPE. THE LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR DISTANCE ACROSS PERIPHERAL FLATS. (WHEN THE LENGTH, OUTSIDE DIAMETER, AND/OR DISTANCE ACROSS PERIPHERAL FLATS ARE DESIGNATED AS A TOLERANCE, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.) IT MUST HAVE ONE OR MORE INTERNAL STEPS (COUNTERBORES) AND/OR EXTERNAL STEPS ON EITHER OR BOTH BEARING SURFACES. EXCLUDES SPACER, OPTICAL ELEMENT. SEE ALSO WASHER, RECESSED AND WASHER, SHOULDERED AND RECESSED.
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Manufacturer Information:
| 1541-1487 | K1464 | GOODRICH CONTROL SYSTEMS LTD T/A GOODRICH ENGINE CONTROL SYSTEMS | | 1541-1487 | U4287 | ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED |
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Techincal Specification:
| OVERALL LENGTH | 0.1102 INCHES MINIMUM AND 0.1181 INCHES MAXIMUM | | SPECIAL FEATURES | 0.1988 IN. MAX ID | | SURFACE FINISH | 125.0 MICROINCHES OVERALL | | BODY OUTSIDE DIAMETER | 0.413 INCHES MINIMUM AND 0.433 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | ABHP AND BZBR | | FIRST LEFT COUNTERBORE DEPTH | 0.669 INCHES MINIMUM AND 0.0709 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | DFSM 4080 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL |
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