203MS012P020

View detailed technical data, stock status, and sourcing information for: 203MS012P020
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-616-8240

Item Name Code

15892

Assigment Date

01/01/1963 (63 years ago)

3b thread class, 0.359 inches nominal pilot diameter, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, 0.085 inches nominal pilot length

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Pilot Diameter: 0.359 inches nominal
Pilot Length: 0.085 inches nominal
Counterbore Diameter: 0.280 inches nominal nut
Nut Style: clinch
Nut Height: 0.398 inches nominal
Nut Counterbore Depth: 0.080 inches nominal nut
Width Across Flats: 0.438 inches nominal
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Material: plastic polyhexamethylene amide or plastic polycaprolactam locking insert
Material: steel comp 303 or steel comp 303se or steel comp 303 plus x nut
Material Document And Classification: ams 5640 assn std single material response nut
Material Document And Classification: mil-m-20693 mil spec all material responses locking insert
Surface Treatment: passivate overall except insert

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
203MS012P020	Clinch Self-Locking Nut
79NC2-040	Clinch Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-616-8240?

The FSCG of the NSN 5310-00-616-8240 is 5310

Does the NSN 5310-00-616-8240 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-616-8240 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 5310-00-616-8240 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-616-8240 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 5310-00-616-8240 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963