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4820-01-137-9730

Find complete technical information, availability, and procurement data for: 4820-01-137-9730

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4820-01-137-9730
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-137-9730
Item Name Code
05488
Assigment Date
09/04/1982 (43 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

plain (tube) all ends connection style, inside screw bonnet type, bolted bonnet attachment method, disk flow control device, 250.0 fahrenheit single response maximum operating temp

Product Characteristics

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

Flow Control Device
disk
Bonnet Type
inside screw
Bonnet Attachment Method
bolted
Maximum Operating Temp
250.0 fahrenheit single response
Connection Style
plain (tube) all ends
Valve Operation Method
automatic
Connection Type
unthreaded internal tube all ends
Adjustable Pressure Range
+8.0 to 10.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated
1.000 inches all ends
Material
copper alloy body
Material
nickel alloy flow control device
Material
nickel alloy seat
Material
steel stem
Material Document And Classification
astm a276 assn std single material response stem
Material Document And Classification
qq-n-281 fed spec single material response flow control device
Material Document And Classification
qq-n-281 fed spec single material response seat
Material Document And Classification
qq-c-390,alloy d4/d/ fed spec single material response body
Media For Which Designed
gas, inert single response
Style Designator
angle
Furnished Items And Quantity
2 nut and 2 tailpiece and 1 lever

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
D48669 R10BFUU02 Safety Relief Valve
R10BFUU02 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-137-9730?
The FSCG of the NSN 4820-01-137-9730 is 4820
Does the NSN 4820-01-137-9730 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-137-9730 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 4820-01-137-9730 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-137-9730 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 4820-01-137-9730 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Sat, Sep 4, 1982

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