4820-01-491-0556

Find complete technical information, availability, and procurement data for: 4820-01-491-0556
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-491-0556 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-491-0556

Item Name Code

10958

Assigment Date

10/11/2001 (24 years ago)

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

gasket and manual operating device furnished items, air media for which designed, straight thru body style, threaded external pipe first end connection type, 0.750 inches first end 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.

Body Style: straight thru
Furnished Items: gasket and manual operating device
Media For Which Designed: air
First End Connection Type: threaded external pipe
First End Nominal Pipe Size Accommodated: 0.750 inches
First End Thread Direction: right-hand
End Connection Quantity: 1
Valve Venting Design Type: atmospheric
Valve Relief Design Type: pressure and vacuum
Absolute Pressure Setting: 2.5
End Item Identification: 6910-01-467-1277, training aid, apobs
First End Thread Series Designator: npsm
First End Nominal Thread Size: 0.750 inches
Part Name Assigned By Controlling Agency: valve, pressure relief

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
87012A5070	Gaseou Pressure Equalizing Valve
TA333-25-15-R	Gaseou Pressure Equalizing Valve

FAQs

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

What is the FSCG of the NSN 4820-01-491-0556?

The FSCG of the NSN 4820-01-491-0556 is 4820

Does the NSN 4820-01-491-0556 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-491-0556 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 4820-01-491-0556 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-491-0556 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 4820-01-491-0556 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, Oct 11, 2001