N458PC75

View detailed technical data, stock status, and sourcing information for: N458PC75
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-098-9335

Item Name Code

22113

Assigment Date

01/01/1961 (65 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.

3a single threaded portion thread class, 0.406 inches nominal body inside diameter, 0.250 inches nominal flange seat to disk end height, 0.500 inches nominal single threaded portion thread length, 1.057 inches nominal flange 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: 3a single threaded portion
Thread Length: 0.500 inches nominal single threaded portion
Flange Diameter: 1.057 inches nominal
Body Inside Diameter: 0.406 inches nominal
Flange Seat To Disk End Height: 0.250 inches nominal
Under Flange Height: 0.250 inches nominal
Nominal Thread Size: 0.250 inches single threaded portion
Seating Surface Shape: flat
Special Features: 1.000 in. size discharge outlet
Material: iron overall
Style Designator: threaded flanged
Thread Series Designator: unf single threaded portion

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-00-216-7819	No Name Available	01/01/1963

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
8K5N	Valve Seat
F4469PC183	Valve Seat
F4688PC75	Valve Seat
F4689PC75	Valve Seat
IR10-600T75	Valve Seat
N334PC75	Valve Seat
N335PC75	Valve Seat
N336PC75	Valve Seat
N341PC75	Valve Seat
N346PC75	Valve Seat
N347PC75	Valve Seat
N348PC75	Valve Seat
N353PC75	Valve Seat
N358PC75	Valve Seat
N359PC75	Valve Seat
N360PC75	Valve Seat
N365PC75	Valve Seat
N409PC75	Valve Seat
N410PC75	Valve Seat
N411PC75	Valve Seat
N416PC75	Valve Seat
N439PC75	Valve Seat
N440PC75	Valve Seat
N441PC75	Valve Seat
N446PC75	Valve Seat
N451PC75	Valve Seat
N452PC75	Valve Seat
N453PC75	Valve Seat
N458PC75	Valve Seat
N475PC75	Valve Seat
N476PC75	Valve Seat
N477PC75	Valve Seat
N482PC75	Valve Seat
N499PC75	Valve Seat
N500PC75	Valve Seat
N501PC75	Valve Seat
N506PC75	Valve Seat
N513PC75	Valve Seat
N514PC75	Valve Seat
N515PC75	Valve Seat
N520PC75	Valve Seat
N533PC75	Valve Seat
N534PC75	Valve Seat
N535PC75	Valve Seat
N540PC75	Valve Seat
N565PC75	Valve Seat
N566PC75	Valve Seat
N567PC75	Valve Seat
N572PC75	Valve Seat
N598PC75	Valve Seat
N599PC75	Valve Seat
N600PC75	Valve Seat
N605PC75	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-098-9335?

The FSCG of the NSN 4820-00-098-9335 is 4820

Does the NSN 4820-00-098-9335 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-098-9335 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 4820-00-098-9335 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-098-9335 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 4820-00-098-9335 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961