B49956R

View detailed technical data, stock status, and sourcing information for: B49956R
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-276-7864

Item Name Code

05492

Assigment Date

01/01/1963 (63 years ago)

A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also valve, relief, pressure and temperature.

0.840 inches nominal first end outside diameter tube accommodated, straight thru body style, unthreaded internal tube first end connection type, brazing ring furnished items, socket w/brazing ring 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.

Body Style: straight thru
Furnished Items: brazing ring
First End Connection Type: unthreaded internal tube
First End Style Designator: socket w/brazing ring
First End Outside Diameter Tube Accommodated: 0.840 inches nominal
Second End Relationship With First End: identical
End Connection Quantity: 2
Two-Way Valve Action: direct acting
Capillary Tube Length: 300.000 inches nominal
Temp Adjustability: adjustable
Thermostatic Element: room type
Temp Rating: 60.0 fahrenheit minimum and 80.0 fahrenheit maximum
Material: copper alloy body
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat

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
96840A2	Temperature Regulating Valve
B49956R	Temperature Regulating Valve
HC47308R	Temperature Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-276-7864?

The FSCG of the NSN 4820-00-276-7864 is 4820

Does the NSN 4820-00-276-7864 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-276-7864 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 4820-00-276-7864 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-276-7864 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 4820-00-276-7864 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963