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National Stock Number:
5305-01-242-4261
Federal Supply Class:
5305
National Item Identification Number:
012424261
Description:
SCREW,ASSEMBLED WASHER
Detail:
A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).
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Manufacturer Information:
| 30877-002 | 74025 | MARATHONNORCO AEROSPACE, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.422 INCHES MINIMUM | | FASTENER LENGTH | 0.562 INCHES NOMINAL | | SURFACE TREATMENT | NICKEL OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.473 INCHES MINIMUM AND | | 0.492 INCHES MAXIMUM | | HEAD HEIGHT | 0.162 INCHES MINIMUM AND | | 0.175 INCHES MAXIMUM | | SPLINE MAJOR DIAMETER | 0.221 INCHES NOMINAL | | WASHER QUANTITY | 1 | | PRIMARY WASHER STYLE | SPRING TENSION | | PRIMARY WASHER OUTSIDE DIAMETER | 0.552 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | PRIMARY WASHER MATERIAL THICKNESS | 0.024 INCHES MINIMUM AND | | 0.030 INCHES MAXIMUM |
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