4820-01-009-8149

Find complete technical information, availability, and procurement data for: 4820-01-009-8149
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-009-8149

Item Name Code

20962

Assigment Date

09/17/1975 (50 years ago)

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes:switch,lever; switch,rotary; switch,knife; switch,sensitive; and switch,box.

right-hand all ends thread direction, 180.0 fahrenheit single response maximum operating temp, 0.250 inches all ends nominal pipe size accommodated, manual valve operation method, plain,optional end(pipe) all ends connection style

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.250 inches all ends
Thread Direction: right-hand all ends
Maximum Operating Temp: 180.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: rubber butadiene-acrylonitrile class nbr seat
Material: steel body
Material: steel body lining
Material: steel flow control device
Material: steel stem
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: npt all ends

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
08954	Ball Valve
1-4INCSSTEM444B	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-009-8149?

The FSCG of the NSN 4820-01-009-8149 is 4820

Does the NSN 4820-01-009-8149 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-009-8149 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 4820-01-009-8149 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-009-8149 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 4820-01-009-8149 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Wed, Sep 17, 1975