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4820-00-723-9638

Find complete technical information, availability, and procurement data for: 4820-00-723-9638

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4820-00-723-9638
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-723-9638
Item Name Code
05487
Assigment Date
02/09/1968 (58 years ago)

A resistor whose ohmic value cannot be adjusted or varied. The resistance element consists of high resistance wire (or ribbon) either wound on an insulated form or constructed so as to be self supporting. Opposition to the flow of current is an inherent property of the resistance wire and is manifest by the heat dissipation in the resistor. Excludes:suppressor,ignition interference.

poppet flow control device, 3a all ends thread class, right-hand all ends thread direction, 140.0 fahrenheit 1st response maximum operating temp, spring disk loading method

Product Characteristics

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

Thread Class
3a all ends
Thread Direction
right-hand all ends
Flow Control Device
poppet
Disk Loading Method
spring
Maximum Operating Temp
140.0 fahrenheit 1st response
Maximum Operating Temp
400.0 fahrenheit 2nd response
Connection Style
flared (tube) all ends
Valve Operation Method
automatic
Connection Type
threaded external tube all ends
Mounting Position
horizontal
Maximum Operating Pressure
260.0 pounds per square inch single response
Nominal Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Material
aluminum alloy 2024 overall
Material Document And Classification
qq-a-225/6,alloy 2024 fed spec single material response overall
Media For Which Designed
air 1st response
Media For Which Designed
fuel/oil, hydrocarbon 2nd response
Surface Treatment
anodize
Surface Treatment Document And Classification
mil-a-8625,ty 2 mil spec single treatment response
Style Designator
straight thru
Thread Series Designator
unf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-897-7023 No Name Available 05/04/1973

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
P16-533 Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-723-9638?
The FSCG of the NSN 4820-00-723-9638 is 4820
Does the NSN 4820-00-723-9638 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-723-9638 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 4820-00-723-9638 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-723-9638 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 4820-00-723-9638 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Feb 9, 1968

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