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4820-00-138-8029

Find complete technical information, availability, and procurement data for: 4820-00-138-8029

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4820-00-138-8029
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-138-8029
Item Name Code
05485
Assigment Date
08/25/1971 (54 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

union bonnet attachment method, disk flow control device, 4 all ends bolt hole quantity, 500.0 fahrenheit single response maximum operating temp, inside screw bonnet type

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
union
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
500.0 fahrenheit single response
Valve Operation Method
manual
Flange Shape
round with holes all ends
Connection Type
flange all ends
Features Provided
bonnet packing
Valve Size
2.500 inches
Maximum Operating Pressure
225.0 pounds per square inch single response
Nominal Outside Diameter
7.000 inches all ends
Face To Face Distance
8.000 inches
Nominal Thickness
0.562 inches all ends
Bolt Hole Nominal Diameter
0.750 inches all ends
Bolt Circle Nominal Diameter
5.500 inches all ends
Flange Face Design
plain all ends
Material
copper alloy 922 body
Material
nickel alloy flow control device
Material
nickel alloy seat
Material
nickel alloy stem
Material Document And Classification
qq-c-390,alloy d4/d/ fed spec single material response body
Media For Which Designed
steam 1st response
Media For Which Designed
water-oil-gas 2nd response
Style Designator
straight thru flanged ends
Specification/Standard Data
59646-mss-sp-80 professional/industrial association standard
Nondefinitive Spec/Std Data
150 class and flange end and 3 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-287-2845 No Name Available 05/01/1983
4820-00-446-3528 No Name Available 05/01/1984

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
FIG104A-2 1-2INMOD Globe Valve
MSS SP-80 TYP3-CL150-SZ-2.500IN Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-138-8029?
The FSCG of the NSN 4820-00-138-8029 is 4820
Does the NSN 4820-00-138-8029 have a Schedule B code assigned?
Yes, the Schedule B code is 8481801070
Does NSN 4820-00-138-8029 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 4820-00-138-8029 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-138-8029 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 4820-00-138-8029 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Aug 25, 1971

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