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National Stock Number:
5340-01-120-4641
Federal Supply Class:
5340
National Item Identification Number:
011204641
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:
| 6542-7-8-Y | 4Y1F4 | TWC THE VALVE COMPANY L.L.C. | | 6542-7-8-Y | 63686 | THE WALWORTH COMPANY | | N-10656-3 1 1/4 | 4Y1F4 | TWC THE VALVE COMPANY L.L.C. | | N-10656/PC 21 | 4Y1F4 | TWC THE VALVE COMPANY L.L.C. | | 6542-7-8-Y | 90664 | WALWORTH CO MARINE DIV | | N-10656-3 1 1/4 | 95995 | WALWORTH CO THE | | S4824 F 3224755 PIECE 21 1 1/4 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | N-10656/PC 21 | 95995 | WALWORTH CO THE |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
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