4820-01-660-6581

Find complete technical information, availability, and procurement data for: 4820-01-660-6581
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-660-6581

Item Name Code

05487

Assigment Date

01/30/2017 (9 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have standard pipe threads or 1s unthreaded and designed to accommodate a pipe. It may have side inlet(s). It is used as a junction at the intersection of pipe or pipe fittings.

automatic valve operation method, pressed-in renewable seat ring type, 41.0 millimeters all ends nominal length, unthreaded cartridge all ends connection type, 70.0 celsius single response maximum operating temp

Product Characteristics

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

Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 70.0 celsius single response
Nominal Length: 41.0 millimeters all ends
Valve Operation Method: automatic
Connection Type: unthreaded cartridge all ends
Valve Size: 6.0 millimeters
Maximum Operating Pressure: 10.0 bar single response
Part Name Assigned By Controlling Agency: non return valve
Special Features: full flow in one direction only;660 liters per minute at 6 bar flow rate;sold in lots of 10
Material: plastic body

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
PWA-L1466	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-660-6581?

The FSCG of the NSN 4820-01-660-6581 is 4820

Does the NSN 4820-01-660-6581 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-660-6581 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 4820-01-660-6581 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-660-6581 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 4820-01-660-6581 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Mon, Jan 30, 2017