999-1107-D-01 ITEM 576

View detailed technical data, stock status, and sourcing information for: 999-1107-D-01 ITEM 576
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-423-2011

Item Name Code

35935

Assigment Date

12/18/1995 (30 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

2b all ends thread class, right-hand all ends thread direction, 0.437 inches all ends nominal thread size, threaded cartridge all ends connection type, plain (tube) all ends connection style

Product Characteristics

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

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Connection Style: plain (tube) all ends
Connection Type: threaded cartridge all ends
Nominal Thread Size: 0.437 inches all ends
Material: nickel alloy body
Style Designator: screw-in cartridge
Thread Series Designator: unf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-484-8739	No Name Available	12/01/2005

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
576-4P-4-320	Vent Valve
999-1107-D-01 ITEM 576	Vent Valve
N-999-6082-A-007 ITEM 7	Vent Valve

FAQs

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

What is the FSCG of the NSN 4820-01-423-2011?

The FSCG of the NSN 4820-01-423-2011 is 4820

Does the NSN 4820-01-423-2011 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-423-2011 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 4820-01-423-2011 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-423-2011 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 4820-01-423-2011 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, Dec 18, 1995