4820-00-835-0637

Find complete technical information, availability, and procurement data for: 4820-00-835-0637
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 4820-00-835-0637 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

4820-00-835-0637

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

right-hand all ends thread direction, plain, optional end (pipe) all ends connection style, 550.0 fahrenheit single response maximum operating temp, disk flow control device, 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
Flow Control Device: disk
Maximum Operating Temp: 550.0 fahrenheit single response
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 11-1/2 all ends
Maximum Operating Pressure: 1000.0 pounds per square inch 2nd response
Maximum Operating Pressure: 300.0 pounds per square inch 1st response
Nominal Thread Size: 1.000 inches all ends
Special Features: swing check type
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy seat
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Thread Series Designator: npt all ends
Specification/Standard Data: 81349-mil-v-18436 government specification
Nondefinitive Spec/Std Data: a group and iii type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-287-3779	No Name Available	10/18/1968

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
76E1	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-835-0637?

The FSCG of the NSN 4820-00-835-0637 is 4820

Does the NSN 4820-00-835-0637 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-835-0637 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 4820-00-835-0637 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-835-0637 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 4820-00-835-0637 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963