4820-00-781-4702

Find complete technical information, availability, and procurement data for: 4820-00-781-4702
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-781-4702

Item Name Code

06509

Assigment Date

01/01/1961 (65 years ago)

A flexible, tubular item of odorless light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure air or oxygen for breathing purposes. For items with couplings and/or a communication cable, see hose assebmly, air breathing. Excludes:hose, nonmetallic.

straight thru body style, 0.125 inches first end nominal pipe size accommodated, plain first end style designator, threaded external pipe first end connection type, cap furnished items

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
Furnished Items: cap
First End Connection Type: threaded external pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.125 inches
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded external boss
Second End Style Designator: gasket seal
Second End Thread Direction: right-hand
Flow Control Device: poppet
End Connection Quantity: 2
Core Environmental Protection: heat, dry and oil resistant
Commercial Core Length Designator: standard
Commercial Spring Tension Rating: high
Material: copper alloy body
Material: copper alloy seat
Material: steel corrosion resisting spring
Surface Treatment: nickel outside
Surface Treatment Document And Classification: qq-n-290, class 1, type 6 fed spec single treatment response outside

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
319398-1	Pneumatic Tank Valve

FAQs

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

What is the FSCG of the NSN 4820-00-781-4702?

The FSCG of the NSN 4820-00-781-4702 is 4820

Does the NSN 4820-00-781-4702 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-781-4702 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 4820-00-781-4702 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-781-4702 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 4820-00-781-4702 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961