NMP402PC 7,10,1

View detailed technical data, stock status, and sourcing information for: NMP402PC 7,10,1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-222-8451

Item Name Code

24328

Assigment Date

12/18/1985 (40 years ago)

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore, designed to accommodate the end of the spring. It is used to position the spring but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer,helical compression spring. Excludes:washer (as modified), seat,ball socket, and holder,spring. See also rotor,engine poppet valve.

bore threaded 0.250-20 thds thru;lower spring step special features, 0.1875 inches nominal distance from end to first step, 1.5000 inches nominal first step diameter, 0.4375 inches nominal overall height, 0.2500 inches nominal bore diameter

Product Characteristics

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

Overall Height: 0.4375 inches nominal
First Step Diameter: 1.5000 inches nominal
Bore Diameter: 0.2500 inches nominal
Distance From End To First Step: 0.1875 inches nominal
Special Features: bore threaded 0.250-20 thds thru;lower spring step
Material: steel
Style Designator: seat

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
NMP-402 PIECE 13	Helical Compression Spring Seat
NMP402PC 7,10,1	Helical Compression Spring Seat
S4824H3157488	Helical Compression Spring Seat
S4824H3157488 PIECE 13	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-01-222-8451?

The FSCG of the NSN 5340-01-222-8451 is 5340

Does NSN 5340-01-222-8451 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 5340-01-222-8451 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-222-8451 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 5340-01-222-8451 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Dec 18, 1985