645-M-138

View detailed technical data, stock status, and sourcing information for: 645-M-138
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-309-4083

Item Name Code

06509

Assigment Date

10/18/1989 (36 years ago)

An item consisting of a conductor or a system of conductors specifically designed to radiate and/or receive electromagnetic waves in free space. May include beam-forming devices, drive motors, synchros, radome, and associated mechanical structure.

straight thru body style, plain first end style designator, 0.125 inches first end nominal pipe size accommodated, threaded internal pipe first end connection type, 150.0 fahrenheit temp rating

Product Characteristics

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

Body Style: straight thru
Temp Rating: 150.0 fahrenheit
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.125 inches
First End Thread Direction: right-hand
Flow Control Device: plug
End Connection Quantity: 1
Material: copper alloy stem
Material: plastic polytetrafluoroethylene flow control device
Material: steel corrosion resisting spring
Media For Which Designed: air

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
1551AS929	Pneumatic Tank Valve
1551AS929-1	Pneumatic Tank Valve
645-M-138	Pneumatic Tank Valve
645-M8	Pneumatic Tank Valve

FAQs

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

What is the FSCG of the NSN 4820-01-309-4083?

The FSCG of the NSN 4820-01-309-4083 is 4820

Does the NSN 4820-01-309-4083 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-309-4083 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 4820-01-309-4083 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-309-4083 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 4820-01-309-4083 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Oct 18, 1989