4820-01-524-8957

Find complete technical information, availability, and procurement data for: 4820-01-524-8957
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-524-8957

Item Name Code

45506

Assigment Date

10/20/2004 (21 years ago)

A device specifically designed to be used underwater to convert electrical energy into underwater sound energy and underwater sound energy into electrical energy. For items designed to convert underwater sound energy into electrical energy only, see hydrophone, sonar. For items designed to convert electrical energy into underwater sound energy only, see projector, sonar.

hydraulic valve operation method, alofts sonar system model 980 (v1) end item identification, fluid temp range nbr seals m22.0 to 158.0 deg f; fpm seals m4.0 to 158.0 deg f; viscosity range 35 to 2320 sus; max degree of fluid contamination class 18/15 according to iso 4406; threaded version a 3/4 inch size 15; 12 sae threads special features, 4600.0 pounds per square inch hydraulic fluid, petroleum base and 4600.0 pounds per square inch hydraulic fluid, phosphate-ester base maximum operating pressure and media for which designed

Product Characteristics

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

End Item Identification: alofts sonar system model 980 (v1)
Valve Operation Method: hydraulic
Maximum Operating Pressure And Media For Which Designed: 4600.0 pounds per square inch hydraulic fluid, petroleum base and 4600.0 pounds per square inch hydraulic fluid, phosphate-ester base
Special Features: fluid temp range nbr seals m22.0 to 158.0 deg f; fpm seals m4.0 to 158.0 deg f; viscosity range 35 to 2320 sus; max degree of fluid contamination class 18/15 according to iso 4406; threaded version a 3/4 inch size 15; 12 sae threads

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
138432	Flow Control Valve
526-12752	Flow Control Valve
S15A5.0	Flow Control Valve

FAQs

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

What is the FSCG of the NSN 4820-01-524-8957?

The FSCG of the NSN 4820-01-524-8957 is 4820

Does the NSN 4820-01-524-8957 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-524-8957 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 4820-01-524-8957 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-524-8957 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 4820-01-524-8957 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Wed, Oct 20, 2004