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National Stock Number:
5325-00-912-0614
Federal Supply Class:
5325
National Item Identification Number:
009120614
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:
| 545546 | 00405 | ALLIANT TECHSYSTEMS INC | | 545546 | 0MVU3 | NORTHROP GRUMMAN INNOVATION SYSTEMS LLC | | 545546 | 77445 | RTX CORPORATION | | 545546 | J1695 | KITO MFG CO. LTD | | 545546 | S0254 | KITO MFG CO. LTD |
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Techincal Specification:
| FLANGE THICKNESS | 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM | | INSERT SIZE | 0.750-16 UNF 3A | | LENGTH | 0.955 INCHES MINIMUM AND 0.985 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD SIZE | 0.500 INCHES | | SPECIAL FEATURES | INTERNAL THD DEPTH 0.470 IN. MIN FULL THD FROM HEX END AND 2 PARALLEL LOCKWIRE HOLES ACROSS OPPOSITE HEX CORNERS | | STYLE DESIGNATOR | FLANGE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 20 | | WIDTH ACROSS FLATS | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM |
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