139896

View detailed technical data, stock status, and sourcing information for: 139896
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-085-7469

Item Name Code

24328

Assigment Date

01/01/1963 (63 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.

0.8200 inches nominal counterbore diameter, 0.1400 inches nominal first step length, 0.4500 inches nominal overall height, 45.0 chamfer angle in deg, 1.0250 inches nominal first step diameter

Product Characteristics

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

Chamfer Angle In Deg: 45.0
Counterbore Diameter: 0.8200 inches nominal
Overall Height: 0.4500 inches nominal
First Step Diameter: 1.0250 inches nominal
First Step Length: 0.1400 inches nominal
Second Step Diameter: 1.4400 inches nominal
Bore Diameter: 0.5570 inches nominal
Design Type: solid
End Diameter: 0.6500 inches nominal
Bore Taper In Deg: 14.1
Distance From End To First Step: 0.1600 inches nominal
Counterbore Length: 0.0850 inches nominal
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
139896	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-00-085-7469?

The FSCG of the NSN 5340-00-085-7469 is 5340

Does NSN 5340-00-085-7469 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 5340-00-085-7469 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-085-7469 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 5340-00-085-7469 was assigned to the Federal Catalog?

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