5310-01-342-2744

Find complete technical information, availability, and procurement data for: 5310-01-342-2744
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-342-2744

Item Name Code

13393

Assigment Date

07/18/1991 (35 years ago)

An electromechanical device which releases the holding mechanism and permits the contacts of a circuit breaker to open. It is a replacement part of a circuit breaker. Does not include relays. See also thermal release, circuit breaker.

0.136 inches minimum and 0.176 inches maximum thickness, 1.625 inches minimum and 1.656 inches maximum hole diameter, rectangular cross-sectional shape style, round center hole shape style, round peripheral shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 1.625 inches minimum and 1.656 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.136 inches minimum and 0.176 inches maximum
Overall Diameter: 2.969 inches minimum and 3.031 inches maximum
Hardness Rating: 39.0 rockwell c minimum and 45.0 rockwell c maximum
Material: steel comp 4130 overall
Material Document And Classification: aisi assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall

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
5525441-1	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-342-2744?

The FSCG of the NSN 5310-01-342-2744 is 5310

Does the NSN 5310-01-342-2744 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-342-2744 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 5310-01-342-2744 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-342-2744 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-342-2744 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Jul 18, 1991