227574PC31

View detailed technical data, stock status, and sourcing information for: 227574PC31
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-803-6031

Item Name Code

22113

Assigment Date

05/08/1968 (58 years ago)

0.078 inches minimum and 0.082 inches maximum flange seat to disk end height, 0.070 inches minimum and 0.076 inches maximum under flange height, 0.382 inches minimum and 0.383 inches maximum flange diameter, 0.286 inches minimum and 0.288 inches maximum body outside diameter, 0.174 inches minimum and 0.176 inches maximum body inside 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: 0.382 inches minimum and 0.383 inches maximum
Body Outside Diameter: 0.286 inches minimum and 0.288 inches maximum
Body Inside Diameter: 0.174 inches minimum and 0.176 inches maximum
Flange Seat To Disk End Height: 0.078 inches minimum and 0.082 inches maximum
Under Flange Height: 0.070 inches minimum and 0.076 inches maximum
Seat Angle In Deg: 20.000 nominal
Seating Surface Shape: angular
Special Features: one hole 0.028 to 0.035 through body wall centered 0.101 to @0.106 in. from flange end
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-143-5013	No Name Available	05/31/1973

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
146502	Valve Seat
181987	Valve Seat
220004PC32	Valve Seat
227574PC31	Valve Seat
4820PL1381590	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-803-6031?

The FSCG of the NSN 4820-00-803-6031 is 4820

Does the NSN 4820-00-803-6031 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-803-6031 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 4820-00-803-6031 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-803-6031 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 4820-00-803-6031 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, May 8, 1968