202K142-25-01/42

View detailed technical data, stock status, and sourcing information for: 202K142-25-01/42
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-01-449-8256

Item Name Code

61626

Assigment Date

10/16/1997 (28 years ago)

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

-55.0 celsius and 135.0 celsius temp rating, 0.630 inches minimum and 1.220 inches maximum as supplied main body small end inside diameter, 0.070 inches nominal after unrestricted recovery main body wall thickness, not established reliability indicator, 2.640 inches nominal after unrestricted recovery main body overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Reliability Indicator: not established
Temp Rating: -55.0 celsius and 135.0 celsius
Main Body Wall Thickness: 0.070 inches nominal after unrestricted recovery
Main Body Overall Length: 2.640 inches nominal after unrestricted recovery
Main Body Small End Inside Diameter: 0.630 inches minimum and 1.220 inches maximum as supplied
Main Body Large End Inside Diameter: 0.710 inches minimum and 1.220 inches maximum after unrestricted recovery
Distance From Bottom Of Shoulder To Large End Of Main Body: 1.380 inches nominal after unrestricted recovery
Distance From Top Of Shoulder To Small End Of Main Body: 0.670 inches nominal after unrestricted recovery
Special Features: matl fluid resistant elastomer; precoating no. 42
Flexibility: flexible
Color: black
Material: rubber
Style Designator: boot-straight

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
202K142-25-01/42	S Electrical Insulation Sleeving

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5970-01-449-8256?

The FSCG of the NSN 5970-01-449-8256 is 5970

Does the NSN 5970-01-449-8256 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-01-449-8256 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5970-01-449-8256 contain precious materials?

Item does not contain precious metal.

Does NSN 5970-01-449-8256 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5970-01-449-8256 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Thu, Oct 16, 1997