MU54N

View detailed technical data, stock status, and sourcing information for: MU54N
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-00-168-2907

Item Name Code

18294

Assigment Date

08/17/1970 (56 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.640 inches minimum and 0.650 inches maximum inside diameter, 1.250 inches nominal outside diameter, round, flat style designator, 0.063 inches nominal overall height

Product Characteristics

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

Inside Diameter: 0.640 inches minimum and 0.650 inches maximum
Outside Diameter: 1.250 inches nominal
Overall Height: 0.063 inches nominal
Style Designator: round, flat

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
MU54N	Washer Insulator

FAQs

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

What is the FSCG of the NSN 5970-00-168-2907?

The FSCG of the NSN 5970-00-168-2907 is 5970

Does the NSN 5970-00-168-2907 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-00-168-2907 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 5970-00-168-2907 contain precious materials?

Precious metal content is unknown

Does NSN 5970-00-168-2907 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 5970-00-168-2907 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Aug 17, 1970