4820-01-418-4097

Find complete technical information, availability, and procurement data for: 4820-01-418-4097
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-418-4097

Item Name Code

05492

Assigment Date

08/25/1995 (30 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

plain face flange first end connection type, bonnet and adjustment stem furnished items, straight thru body style, 6.125 inches nominal first end flange outside diameter, plain first end style designator

Product Characteristics

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

First End Flange Outside Diameter: 6.125 inches nominal
Body Style: straight thru
Furnished Items: bonnet and adjustment stem
First End Connection Type: plain face flange
First End Style Designator: plain
First End Flange Shape Style: round w/ bolt holes
Second End Relationship With First End: identical
Flow Control Device: double seated
End Connection Quantity: 2
Two-Way Valve Action: reverse acting
Capillary Tube Length: 240.000 inches nominal
Bulb Length: 15.000 inches minimum and 30.000 inches maximum
Bulb Diameter: 1.000 inches minimum and 1.125 inches maximum
Temp Adjustability: adjustable
Thermostatic Element: integral w/valve
End Item Identification: weapons system code jl - tarawa class lha
Temp Rating: 60.0 fahrenheit nominal and 90.0 fahrenheit maximum
Special Features: safety feature of valve is to open valve on failure of thermo sensitive charge (fail open)
Material: copper alloy 922 body
Material: copper alloy 922 seat
Material: copper alloy flow control device
Material: nickel alloy bulb
Material: plastic tetrafluoroethylene packing
Material: steel corrosion resisting stem
Material Document And Classification: mil-b-16541 mil spec single material response body
Material Document And Classification: mil-b-16541 mil spec single material response seat
Material Document And Classification: qq-s-763 fed spec single material response stem

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
40056-207	Temperature Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-418-4097?

The FSCG of the NSN 4820-01-418-4097 is 4820

Does the NSN 4820-01-418-4097 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-418-4097 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 4820-01-418-4097 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-418-4097 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 4820-01-418-4097 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Aug 25, 1995