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National Stock Number:
5325-01-513-4325
Federal Supply Class:
5325
National Item Identification Number:
015134325
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:
| 3491AS0527 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 3491AS0527-1 | 1M994 | DRAFTCO INCORPORATED | | 3491AS0527-1 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 3491AS0527-1 | 3DDL3 | BILLET INDUSTRIES INC | | 3491AS0527-1 | 58974 | PENN STATE TOOL & DIE CORP |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | AGAV | | PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY)STBD COVER INSERT, A;(DRAWING)INSERT, COVER, STBD RETRACTABLE SHEAVE ASSY(3491AS0527) | | MATERIAL | STEEL COMP 4340 BODY | | MOUNTING METHOD | THREADED HOLE | | SPECIAL FEATURES | FINISH:100% MAGNETIC PARTICLE INSPECTED IN ACCORDANCE WITH ASTM-E 1444 |
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