4820-01-250-1978

Find complete technical information, availability, and procurement data for: 4820-01-250-1978
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-250-1978

Item Name Code

35224

Assigment Date

02/26/1987 (39 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

2.285 inches nominal taper major diameter, 1.446 inches nominal taper minor diameter, 5.250 inches nominal overall height, 4.812 inches nominal taper length, 100.0 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.

Overall Height: 5.250 inches nominal
Taper Length: 4.812 inches nominal
Taper Minor Diameter: 1.446 inches nominal
Taper Major Diameter: 2.285 inches nominal
Pressure Rating: 100.0 pounds per square inch nominal
Seat Angle: 0.5 radians nominal
Material: nickel alloy
Media For Which Designed: gas or oil
Style Designator: solid wedge

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
1120 PART NO. N1043M-3	Valve Disk
N1043M-3	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-250-1978?

The FSCG of the NSN 4820-01-250-1978 is 4820

Does the NSN 4820-01-250-1978 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-250-1978 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 4820-01-250-1978 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-250-1978 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 4820-01-250-1978 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Thu, Feb 26, 1987