NSN 5325-01-291-0263

Part Details | SCREW THREAD INSERT

5325-01-291-0263 A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped 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 on its under portion 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

Alternate Parts: MS51831110, MS51831-110, 5325-01-291-0263, 01-291-0263, 5325012910263, 012910263

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 21, 198801-291-026311444 ( INSERT, SCREW THREAD )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 5325-01-291-0263
Part Number Cage Code Manufacturer
MS51831-11096906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5325-01-291-0263
Characteristic Specifications
STYLE DESIGNATOR5 PLAIN
LENGTH1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM
INTERNAL THREAD RELIEF DEPTH0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
FULL INTERNAL THREAD LENGTH1.150 INCHES NOMINAL
INSERT SIZE1.250-12UNF-2A
THREAD SERIES DESIGNATOR UNJC
NOMINAL THREAD SIZE0.875 INCHES
THREAD QUANTITY PER INCH9
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.150 INCHES NOMINAL
FEATURES PROVIDED INDIVIDUALLY KEYED