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National Stock Number:
5365-01-332-3589
Federal Supply Class:
5365
National Item Identification Number:
013323589
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:
| 179014 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 179014 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.182 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.300 INCHES MAXIMUM | | FIRST LEFT COUNTERBORE DEPTH | 0.215 INCHES NOMINAL | | FIRST LEFT COUNTERBORE INSIDE DIAMETER | 0.209 INCHES MAXIMUM | | FIRST RIGHT COUNTERBORE INSIDE DIAMETER | 0.240 INCHES MAXIMUM | | FIRST RIGHT STEP WIDTH | 0.045 INCHES NOMINAL | | OVERALL LENGTH | 0.340 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582,TYPE 303SE ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303SE | | SECOND LEFT COUNTERBORE INSIDE DIAMETER | 0.136 INCHES MAXIMUM | | SECOND RIGHT STEP OUTSIDE DIAMETER | 0.263 INCHES MAXIMUM | | SECOND RIGHT STEP WIDTH | 0.072 INCHES MINIMUM AND 0.078 INCHES MAXIMUM | | STYLE DESIGNATOR | STEPPED SPACER |
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