4820-01-443-3926

Find complete technical information, availability, and procurement data for: 4820-01-443-3926
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-443-3926

Item Name Code

27565

Assigment Date

04/09/1997 (29 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

optional end first end style designator, steam or water media for which designed, threaded internal pipe first end connection type, unable to decode stem material, straight thru body style

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
Stem Material: unable to decode
Media For Which Designed: steam or water
First End Connection Type: threaded internal pipe
First End Style Designator: optional end
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Flow Control Device: piston, top guided
End Connection Quantity: 2
Outlet Pressure Range: +2.0 to 15.0 pounds per square inch
Regulation Type: 1st stage manual, 2nd stage automatic
Manual Control Method: screw
Valve Stem Design: single seat
Valve Loading Method: spring
Remote Actuation Method: diaphragm
Maximum Inlet Pressure Rating: 250.0 pounds per square inch
Filter: not included
End Item Identification: navy weapons system code,ka,usns stalwart class tagos
Temp Rating: 400.0 fahrenheit nominal
Special Features: non asbestos gasket for non oxygen service
Material: unable to decode

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
2B5-1B07-11	Fluid Pressure Regulating Valve
2B5-1B07-11000000A	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-443-3926?

The FSCG of the NSN 4820-01-443-3926 is 4820

Does the NSN 4820-01-443-3926 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-443-3926 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 4820-01-443-3926 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-443-3926 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 4820-01-443-3926 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Apr 9, 1997