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4820-01-533-0791

Find complete technical information, availability, and procurement data for: 4820-01-533-0791

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4820-01-533-0791
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-533-0791
Item Name Code
05492
Assigment Date
08/30/2005 (20 years ago)

A cover containing facilities for mounting directly on a junction box. It may have provisions for the insertion and/or mounting of electrical devices, such as switches, connectors, additional covers, and jewels. It may include the jewel(s). For covers having facilities for mounting on brackets or on current carrying devices such as switches and receptacle connectors, see plate, wall, electrical. See also cover, conduit outlet.

water, salt media for which designed, silver brazing first end connection type, straight thru body style, bonnet and tailpiece and indicator furnished items, identical second end relationship with first end

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
bonnet and tailpiece and indicator
Media For Which Designed
water, salt
First End Connection Type
silver brazing
Second End Relationship With First End
identical
Face To Face Distance
7.218 inches nominal
Flow Control Device
stem and integral disk
End Connection Quantity
2
Two-Way Valve Action
reverse acting
Bulb Length
12.000 inches nominal
Bulb Diameter
1.000 inches nominal
Temp Adjustability
adjustable
Temp Rating
80.0 fahrenheit minimum and 120.0 fahrenheit maximum
Valve Size
1.250 inches
Part Name Assigned By Controlling Agency
"1.250 " trac style "b" reverse acting thermostatic temperature regulating valve assembly"
Material
copper alloy 922 body
Material
nickel alloy r-405 seat
Material
nickel alloy r-405 stem
Material Document And Classification
mil-b-16541 mil spec single material response body
Material Document And Classification
qq-n-281, class b fed spec single material response seat
Material Document And Classification
qq-n-281, class b fed spec single material response stem

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-167-6920 No Name Available 09/01/2018
4820-01-455-6946 No Name Available 06/01/2013

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
40203-4 Temperature Regulating Valve
40203-4 ASSEMBLY 40203-402 Temperature Regulating Valve
40203-402 Temperature Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-533-0791?
The FSCG of the NSN 4820-01-533-0791 is 4820
Does the NSN 4820-01-533-0791 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-01-533-0791 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 4820-01-533-0791 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-533-0791 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 4820-01-533-0791 was assigned to the Federal Catalog?
It was assigned 20 years ago, on Tue, Aug 30, 2005

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