4820-01-231-4166

Find complete technical information, availability, and procurement data for: 4820-01-231-4166
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-231-4166

Item Name Code

35224

Assigment Date

04/26/1986 (40 years ago)

A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.

2.943 inches minimum and 2.948 inches maximum outside diameter, 3.000 inches nominal thread size, 4.500 inches nominal overall height, 500.0 fahrenheit nominal temp rating, 150.0 pounds per square inch nominal pressure rating

Product Characteristics

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

Outside Diameter: 2.943 inches minimum and 2.948 inches maximum
Overall Height: 4.500 inches nominal
Temp Rating: 500.0 fahrenheit nominal
Pressure Rating: 150.0 pounds per square inch nominal
Nominal Thread Size: 3.000 inches
Seat Angle: 15.0 degrees nominal
Material: steel
Media For Which Designed: steam
Style Designator: plug
Thread Series Designator: npt

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
32813-143 1/2U PIECE 4A-3IN	Valve Disk
A-43461-A	Valve Disk
A-43461-A NO.4U	Valve Disk
B-104912	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-231-4166?

The FSCG of the NSN 4820-01-231-4166 is 4820

Does the NSN 4820-01-231-4166 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-231-4166 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 4820-01-231-4166 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-231-4166 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 4820-01-231-4166 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sat, Apr 26, 1986