5325-00-331-4774 INSERT,SCREW THREAD Index 5305-00-331-4778 SCREW,MACHINE

National Stock Number:
5325-00-331-4776

Federal Supply Class:
5325

National Item Identification Number:
003314776

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:
10119095A486GNIMIKKEISTOKESKUS NCB FINLAND
115-0162-00694756THE BOEING COMPANY
KNKD428S29372HOWMET GLOBAL FASTENING SYSTEMS INC.
KNKDL428JS29372HOWMET GLOBAL FASTENING SYSTEMS INC.
935275-582577RAYTHEON COMPANY
5325PL07250189009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
KNKDL428S29372HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
FEATURES PROVIDEDINDIVIDUALLY KEYED
FULL INTERNAL THREAD LENGTH0.290 INCHES NOMINAL
INSERT SIZE0.500-20 UNF 2A MODIFIED
INTERNAL THREAD RELIEF DEPTH0.150 INCHES NOMINAL
LENGTH0.400 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
STYLE DESIGNATORKEYLOCK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


Click here to Register for Free 30-day Trial