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4820-00-939-7929

Find complete technical information, availability, and procurement data for: 4820-00-939-7929

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4820-00-939-7929
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-939-7929
Item Name Code
05483
Assigment Date
11/30/1965 (60 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

welded renewable seat ring type, disk flow control device, bolted bonnet attachment method, 1.500 inches 1st end nominal pipe size accommodated, outside screw-yoke bonnet type

Product Characteristics

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

Nominal Pipe Size Accommodated
1.500 inches 1st end
Flow Control Device
disk
Bonnet Type
outside screw-yoke
Bonnet Attachment Method
bolted
Renewable Seat Ring Type
welded
Maximum Operating Temp
775.0 fahrenheit single response
Connection Style
socket 1st end
Valve Operation Method
manual
Connection Type
unthreaded internal pipe 1st end
Features Provided
bonnet packing
Maximum Operating Pressure
1500.0 pounds per square inch single response
Criticality Code Justification
zzzx
Material
cobalt alloy seat
Material
steel body
Material
steel corrosion resisting stem
Media For Which Designed
steam single response
Style Designator
angle
Test Data Document
"81349-mil-v-22094 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Nondefinitive Spec/Std Data
n composition
Departure From Cited Designator
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

Related Parts

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Part Number Name
51501 ITEM1 Angle Valve
80000-01 81571A-51 Angle Valve
W7-375B-2TSL1 Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-939-7929?
The FSCG of the NSN 4820-00-939-7929 is 4820
Does the NSN 4820-00-939-7929 have a Schedule B code assigned?
Yes, the Schedule B code is 8481803090
Does NSN 4820-00-939-7929 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-00-939-7929 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-939-7929 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 4820-00-939-7929 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Tue, Nov 30, 1965

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