642AS0720-3

View detailed technical data, stock status, and sourcing information for: 642AS0720-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-180-2988

Item Name Code

01860

Assigment Date

02/24/1973 (53 years ago)

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

0.105 inches minimum and 0.111 inches maximum pilot length, clinch nut style, 3b thread class, right-hand thread direction, 0.275 inches minimum and 0.277 inches maximum pilot diameter

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
Pilot Diameter: 0.275 inches minimum and 0.277 inches maximum
Pilot Length: 0.105 inches minimum and 0.111 inches maximum
Nut Style: clinch
Nut Height: 0.266 inches minimum and 0.287 inches maximum
Width Across Flats: 0.375 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Specification/Standard Data: 76301-st3-405 manufacturers standard

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
3M191N3-02	Clinch Plain Nut
642AS0720-3	Clinch Plain Nut
70524-1032-3	Clinch Plain Nut
H29971-3-3	Clinch Plain Nut
LHC9514-3-3	Clinch Plain Nut
ST3M405-3-3	Clinch Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-180-2988?

The FSCG of the NSN 5310-00-180-2988 is 5310

Does the NSN 5310-00-180-2988 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-180-2988 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 5310-00-180-2988 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-180-2988 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 5310-00-180-2988 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Feb 24, 1973