N438770058

View detailed technical data, stock status, and sourcing information for: N438770058
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-274-8422

Item Name Code

22113

Assigment Date

03/13/1988 (38 years ago)

A pipe fitting primarily designed for permanent installation during piping systems operations to fit into another pipe or pipe fitting for sealing. It usually is threaded.

1.624 inches minimum and 1.874 inches maximum body outside diameter, 0.438 inches nominal flange seat to disk end height, 1.187 inches nominal body inside diameter, 0.500 inches nominal under flange height, 2.250 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.

Flange Diameter: 2.250 inches nominal
Body Outside Diameter: 1.624 inches minimum and 1.874 inches maximum
Body Inside Diameter: 1.187 inches nominal
Flange Seat To Disk End Height: 0.438 inches nominal
Under Flange Height: 0.500 inches nominal
Seating Surface Shape: flat
Material: steel corrosion resisting overall
Style Designator: plain flanged

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-01-058-9087	No Name Available	12/01/2001

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
18500N PIECE 4A GROUP 1	Valve Seat
43877-00-58	Valve Seat
N43877	Valve Seat
N438770058	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-274-8422?

The FSCG of the NSN 4820-01-274-8422 is 4820

Does the NSN 4820-01-274-8422 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-274-8422 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 4820-01-274-8422 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-274-8422 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 4820-01-274-8422 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sun, Mar 13, 1988