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National Stock Number:
5365-01-089-7779
Federal Supply Class:
5365
National Item Identification Number:
010897779
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:
| 12524136 | 19200 | US ARMY ARDEC RDECOM | | 465-4136 | 1YQE8 | ALLIANT TECHSYSTEMS OPERATIONS LLC | | 465-4136 | 8KP69 | NORTHROP GRUMMAN SYSTEMS CORP |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 18.9 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,ALLOY 6061,T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8,ALLOY 6061,T651 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 131.08 MILLIMETERS NOMINAL | | SPECIAL FEATURES | BOTH ENDS INTERNALLY THREADED TO M8 X 1.25-6H INTERNAL; ANODIZING NONDYED AND OMITTED FROM THREADS; THREADS CHEMICAL FILM CHROMATE TREATED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 3,CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541,CLASS 3 MIL SPEC 2ND TREATMENT RESPONSE |
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