1A33TT

View detailed technical data, stock status, and sourcing information for: 1A33TT
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-814-5183

Item Name Code

20962

Assigment Date

01/01/1962 (64 years ago)

A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also resistor, vaiable (as modified).

threaded internal pipe all ends connection type, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction, manual valve operation method, 1.000 inches all ends nominal pipe size accommodated

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: 1.000 inches all ends
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
Maximum Operating Pressure: 500.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Material: plastic polytetrafluoroethylene seat
Material: steel comp 303 body
Material: steel comp 303 flow control device
Material Document And Classification: 66 fed std single material response flow control device
Material Document And Classification: 66 fed std single material response body
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
1A33TT	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-814-5183?

The FSCG of the NSN 4820-00-814-5183 is 4820

Does the NSN 4820-00-814-5183 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-00-814-5183 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 4820-00-814-5183 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-814-5183 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 4820-00-814-5183 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962