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National Stock Number:
5325-00-352-0675
Federal Supply Class:
5325
National Item Identification Number:
003520675
Description:
INSERT,SCREW THREAD
Detail:
A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes items having a sleeve on its underportion which can be clinched or crimped. Excludes BUSHING, MACHINE THREAD; NUT, PLAIN, KNURLED; NUT, PLAIN, ROUND; NUT, PLAIN, CLINCH and NUT, SELF-LOCKING, CLINCH. See also NUT, PLAIN, PLATE.
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Manufacturer Information:
| 11438380 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 410168 | 76301 | THE BOEING COMPANY | | 6086556 | 03640 | LOCKHEED MARTIN CORPORATION | | 82572-1 | 07148 | UNITED TECHNOLOGIES CORP HAMILTON SUNDSTRAND CORP | | CA2058 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | 82572-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION | | SC5310-0056-1 | 06401 | L3 TECHNOLOGIES, INC. | | CA2058 | 50410 | TRIDAIR INDUSTRIES CARGOMATIC DIV |
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Techincal Specification:
| FULL INTERNAL THREAD LENGTH | 0.362 INCHES NOMINAL | | INSERT SIZE | 0.375-16 UNC 2A | | INTERNAL THREAD RELIEF DEPTH | 0.071 INCHES NOMINAL | | LENGTH | 0.397 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD SIZE | 0.112 INCHES | | STYLE DESIGNATOR | KEYLOCK | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3B | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 40 |
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