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National Stock Number:
5365-01-071-8497
Federal Supply Class:
5365
National Item Identification Number:
010718497
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:
| A343A230-101 | 88818 | KEARFOTT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.138 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM | | FIRST LEFT COUNTERBORE DEPTH | 0.032 INCHES MINIMUM AND 0.092 INCHES MAXIMUM | | OVERALL LENGTH | 0.810 INCHES MINIMUM AND 0.856 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582,COMP 303,COND A ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | SECOND LEFT COUNTERBORE DEPTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | SECOND RIGHT STEP WIDTH | 0.246 INCHES MINIMUM AND 0.256 INCHES MAXIMUM | | STYLE DESIGNATOR | STEPPED SPACER |
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