2805-01-158-4590

Find complete technical information, availability, and procurement data for: 2805-01-158-4590
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-01-158-4590

Item Name Code

11459

Assigment Date

07/23/1983 (43 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

2.500 inches standard bore diameter, iron overall material

Product Characteristics

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

Standard Bore Diameter: 2.500 inches
Material: iron overall

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
A-4177ITEM14	Piston Ring

FAQs

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

What is the FSCG of the NSN 2805-01-158-4590?

The FSCG of the NSN 2805-01-158-4590 is 2805

Does the NSN 2805-01-158-4590 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-01-158-4590 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 2805-01-158-4590 contain precious materials?

Item does not contain precious metal.

Does NSN 2805-01-158-4590 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 2805-01-158-4590 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Jul 23, 1983