4820-01-031-9251

Find complete technical information, availability, and procurement data for: 4820-01-031-9251
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-031-9251

Item Name Code

35917

Assigment Date

12/04/1976 (49 years ago)

4.400 inches nominal outside diameter, 1.625-12 un rh internally threaded for valve stem; predrilled disk hole special features, 3.368 inches nominal overall length, steel corrosion resisting material

Product Characteristics

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

Outside Diameter: 4.400 inches nominal
Overall Length: 3.368 inches nominal
Special Features: 1.625-12 un rh internally threaded for valve stem; predrilled disk hole
Material: steel corrosion resisting

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
87255AND36475	Valve Disk Retainer
A53640PC9AND10	Valve Disk Retainer
SA87255	Valve Disk Retainer

FAQs

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

What is the FSCG of the NSN 4820-01-031-9251?

The FSCG of the NSN 4820-01-031-9251 is 4820

Does the NSN 4820-01-031-9251 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-031-9251 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 4820-01-031-9251 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-031-9251 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 4820-01-031-9251 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Dec 4, 1976