4140-00-820-1127 SCREW,OSCILLATING,K Index 4140-00-820-1132 FAN,CIRCULATING

National Stock Number:
5325-00-820-1129

Federal Supply Class:
5325

National Item Identification Number:
008201129

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.


Manufacturer Information:
257-7-701556STANLEY ENGINEERED FASTENING LLC
69825-26-701556STANLEY ENGINEERED FASTENING LLC
933B-5SE043701556STANLEY ENGINEERED FASTENING LLC
69825-26-745934ONTIC ENGINEERING & MANUFACTURING, INC
69825-26-773030HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
BOTTOM PORTION UNTHREADED OUTSIDE LENGTH0.048 INCHES NOMINAL
INSERT SIZE0.438-14 NC 3A
LENGTH0.438 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
STYLE DESIGNATORKEYLOCK
WIDTH ACROSS FLATS0.432 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
TOP PORTION UNTHREADED OUTSIDE LENGTH0.052 INCHES NOMINAL
TOP UNTHREADED PORTION OUTSIDE DIAMETER0.341 INCHES NOMINAL


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