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Screw Thread Insert NSN 5325-01-643-9591

Item Description

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.

NSN 5325-01-643-9591 NSN: 5325-01-643-9591

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Features and Characteristics

Thread Direction
Right-hand
Thread Length
0.015 inches
Length
0.375 inches
Insert Size
7/16-28 tns 5
Internal Thread Relief Depth
0.249 inches
Full Internal Thread Length
0.256 inches
Thread Size
0.010 inches
Material
Steel comp 4130
Style Designator
Keylock
Thread Series Designator
Unf
FSC
5325 Fastening Devices
NIIN
016439591
NSN
5325016439591

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
TR24634
Cage Code:
29372
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9606100000
  • NAICS: 339993
  • SITC: 89983
  • Description: Press-fasteners, snap-fasteners & press-studs & parts therefor
  • End Use (Code 12640):
    Finished textile supplies

Q & A

Frequently asked questions for NSN 5325-01-643-9591
What are the manufacturers of nsn 5325016439591?
Does this nsn 5325016439591 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5325016439591
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.
Does nsn 5325016439591 contain any precious metals?
No precious metal content.
Does nsn 5325016439591 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5325016439591?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
11444
FIIG:
A03100
App. Key:
AP
Cond. Code:
1
Status:
A

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