4671F4

View detailed technical data, stock status, and sourcing information for: 4671F4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-250-1774

Item Name Code

22113

Assigment Date

02/21/1969 (57 years ago)

0.812 inches nominal single threaded portion thread length, 2a single threaded portion thread class, 2.250 inches nominal overall height, 12 single threaded portion thread quantity per inch, 45.000 nominal seat angle in deg

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.812 inches nominal single threaded portion
Overall Height: 2.250 inches nominal
Seat Angle In Deg: 45.000 nominal
Thread Quantity Per Inch: 12 single threaded portion
Nominal Thread Size: 7.625 inches single threaded portion
Seating Surface Shape: angular
Material: cobalt alloy seat
Material: steel body
Material Document And Classification: mil-s-867,class 1 mil spec single material response body
Thread Series Designator: un single threaded portion

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
4671F4	Valve Seat
4671FPC4	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-250-1774?

The FSCG of the NSN 4820-00-250-1774 is 4820

Does the NSN 4820-00-250-1774 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-250-1774 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 4820-00-250-1774 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-250-1774 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 4820-00-250-1774 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Feb 21, 1969