1149-4F

View detailed technical data, stock status, and sourcing information for: 1149-4F
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-090-9121

Item Name Code

20962

Assigment Date

02/27/1980 (46 years ago)

An item designed to suppress undesired (interfering) frequencies and have a minimal effect on the desired frequencies when inserted in an electrical power circuit. Excludes:items which consist of a single capacitor, inductor, resistor, or devices consisting of only two or more circuit elements of the same basic name. Excludes:filter, low pass and suppressor, ignition interference. For items designed to be inserted in a line which is primarily intended to carry high frequency waves modulated with signals, such as antenna lead-in, see filter, band suppression and filter, band pass. See also limiter, electrical noise.

threaded internal pipe all ends connection type, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction, 0.250 inches all ends nominal thread size, manual valve operation method

Product Characteristics

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

Thread Direction: right-hand all ends
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Nominal Thread Size: 0.250 inches all ends
Material: plastic polytetrafluoroethylene seat
Material: steel corrosion resisting body
Material: steel corrosion resisting flow control device
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
1149-4F	Ball Valve
GTP-1149	Ball Valve
GTP-1149-4F	Ball Valve
GTP-1149-4FF	Ball Valve
GTP-1149F	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-090-9121?

The FSCG of the NSN 4820-01-090-9121 is 4820

Does the NSN 4820-01-090-9121 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-090-9121 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 4820-01-090-9121 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-090-9121 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 4820-01-090-9121 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Wed, Feb 27, 1980