4820-01-131-7522

Find complete technical information, availability, and procurement data for: 4820-01-131-7522
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-131-7522

Item Name Code

27565

Assigment Date

05/15/1982 (44 years ago)

An item or items employed to modify teletype equipment.

socket w/brazing ring first end style designator, straight thru body style, water, salt media for which designed, 0.750 inches first end nominal pipe size accommodated, unthreaded internal pipe first end connection type

Product Characteristics

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

Body Style: straight thru
Media For Which Designed: water, salt
First End Connection Type: unthreaded internal pipe
First End Style Designator: socket w/brazing ring
First End Nominal Pipe Size Accommodated: 0.750 inches
Second End Relationship With First End: identical
Flow Control Device: diaphragm
End Connection Quantity: 2
Regulation Type: 1st stage manual, 2nd stage automatic
Manual Control Method: wrench
Valve Loading Method: spring
Filter: not included
End Item Identification: forrestal class cv, tarawa class lha, spruance class dd (963), kidd class ddg, nimitz class cvn, oliver perry class ffg, supply class aoe, arleigh burke class ddg. sonar rubber domes.
Temp Rating: 100.0 fahrenheit maximum
Criticality Code Justification: feat
Special Features: weapon system essential
Material: unable to decode

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-330-5980	No Name Available	09/01/2021

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
3080526-3/4INTY	Fluid Pressure Regulating Valve
30805262-3/4INT	Fluid Pressure Regulating Valve
30805262-3/4TYPE 436-5T60PSI	Fluid Pressure Regulating Valve
30805999	Fluid Pressure Regulating Valve
30805999 436 MK I	Fluid Pressure Regulating Valve
436 MK I 30805999	Fluid Pressure Regulating Valve
ASTM F1370-2DU2X	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-131-7522?

The FSCG of the NSN 4820-01-131-7522 is 4820

Does the NSN 4820-01-131-7522 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-131-7522 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 4820-01-131-7522 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-131-7522 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 4820-01-131-7522 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, May 15, 1982