4820-01-497-7658

Find complete technical information, availability, and procurement data for: 4820-01-497-7658
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-497-7658

Item Name Code

20591

Assigment Date

06/04/2002 (24 years ago)

A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.

-5.0 to 5.0 fahrenheit operating temp range, unable to decode pressure rating, 11 gallon 3.000 psi bladder accumulator end item identification

Product Characteristics

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

Pressure Rating: unable to decode
Operating Temp Range: -5.0 to 5.0 fahrenheit
End Item Identification: 11 gallon 3.000 psi bladder accumulator

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
AB44S225 ITEM 30	Hydraulic System Fuse
SKC401381	Hydraulic System Fuse

FAQs

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

What is the FSCG of the NSN 4820-01-497-7658?

The FSCG of the NSN 4820-01-497-7658 is 4820

Does the NSN 4820-01-497-7658 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-497-7658 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 4820-01-497-7658 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-497-7658 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 4820-01-497-7658 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Tue, Jun 4, 2002