|
|
National Stock Number: 5325-01-203-1622
Federal Supply Class: 5325
National Item Identification Number: 012031622
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:
2301110 | 22380 | DRS PHOTRONICS, INC. DBA DRS PHOTRONICS, INC. | 2301110 | 54089 | DRS C3 & AVIATION COMPANY |
|
Techincal Specification:
FLANGE DIAMETER | 1.247 INCHES MINIMUM AND 1.248 INCHES MAXIMUM | FLANGE THICKNESS | 0.120 INCHES NOMINAL | FULL INTERNAL THREAD LENGTH | 0.440 INCHES NOMINAL | INSERT SIZE | 0.750-16 UNF-3A | LENGTH | 0.880 INCHES NOMINAL | SPECIAL FEATURES | HEAT TREAT TO ROCKWELL C55-C60; TWO UNDERCUT'S PROVIDED 0.440 FROM FLANGE,0.060 WIDE; TWO MOUNTING HOLES 0.156 DIAMETER; TWO HOLES PROVIDED 0.047 DIAMETER ANGLED 60 DEG,LOCATED 0.375 FROM CENTER OF FLANGE | STYLE DESIGNATOR | BLIND | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | PASSIVATE OVERALL |
|
|