7378859

View detailed technical data, stock status, and sourcing information for: 7378859
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-737-8859

Item Name Code

24328

Assigment Date

10/16/1968 (57 years ago)

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

0.8720 inches minimum and 0.8770 inches maximum bore diameter, solid design type, 1.2500 inches nominal first step diameter, 0.1900 inches nominal overall height, 0.9520 inches minimum and 0.9570 inches maximum end 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: 0.1900 inches nominal
First Step Diameter: 1.2500 inches nominal
Bore Diameter: 0.8720 inches minimum and 0.8770 inches maximum
Design Type: solid
End Diameter: 0.9520 inches minimum and 0.9570 inches maximum
Distance From End To First Step: 0.1430 inches minimum and 0.1450 inches maximum
Features Provided: casehardened
Material: steel comp 1117
Material Document And Classification: astm a108, grade 1117 assn std single material response
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
7378859	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-00-737-8859?

The FSCG of the NSN 5340-00-737-8859 is 5340

Does NSN 5340-00-737-8859 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 5340-00-737-8859 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-737-8859 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 5340-00-737-8859 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Oct 16, 1968