5970-01-138-4048

Find complete technical information, availability, and procurement data for: 5970-01-138-4048
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-01-138-4048

Item Name Code

18301

Assigment Date

09/11/1982 (43 years ago)

An insulator designed to fit into and reduce the effective diameter of the hole(s). It may include mounting and/or conducting hardware. For flexible bushing-type insulators that are self-retaining and consist of two facing flanges separated by a neck, see grommet, nonmetallic. Also see spacer, sleeve and bushing, sleeve. Excludes:insulation sleeving, electrical.

4.000 inches nominal mounting bolt circle diameter, 0.375 inches nominal overall height, 3.001 inches minimum and 3.005 inches maximum inside diameter, 5.250 inches nominal outside diameter, 45.0 countersink angle in deg

Product Characteristics

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

Inside Diameter: 3.001 inches minimum and 3.005 inches maximum
Countersink Angle In Deg: 45.0
Outside Diameter: 5.250 inches nominal
Overall Height: 0.375 inches nominal
Mounting Bolt Circle Diameter: 4.000 inches nominal
Shank Outside Diameter: 3.247 inches minimum and 3.250 inches maximum
Shank Height: 0.250 inches nominal
Special Features: four 0.438 in. dia mtg holes equally spaced
Material And Location: unable to decode

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
1387876	Bushing Insulator
5970PL0922217	Bushing Insulator

FAQs

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

What is the FSCG of the NSN 5970-01-138-4048?

The FSCG of the NSN 5970-01-138-4048 is 5970

Does the NSN 5970-01-138-4048 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-01-138-4048 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 5970-01-138-4048 contain precious materials?

Item does not contain precious metal.

Does NSN 5970-01-138-4048 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 5970-01-138-4048 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Sep 11, 1982