T-580-1 1/4

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T-580-1 1/4
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-052-4651
Item Name Code
20962
Assigment Date
01/01/1963 (63 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

150.0 fahrenheit 2nd response maximum operating temp, right-hand all ends thread direction, bolted bonnet attachment method, 360.0 fahrenheit 1st 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.

Thread Direction
right-hand all ends
Bonnet Type
inside screw
Bonnet Attachment Method
bolted
Maximum Operating Temp
150.0 fahrenheit 2nd response
Maximum Operating Temp
360.0 fahrenheit 1st response
Connection Style
plain,optional end(pipe) all ends
Valve Operation Method
manual
Connection Type
threaded internal pipe all ends
Maximum Operating Pressure
125.0 pounds per square inch 1st response
Maximum Operating Pressure
400.0 pounds per square inch 2nd response
Nominal Thread Size
1.250 inches all ends
Material
copper alloy 694 stem
Material
copper alloy body
Material
copper alloy flow control device
Material
plastic polytetrafluoroethylene packing
Material
plastic polytetrafluoroethylene seat
Material Document And Classification
astm b-371 alloy c69400 assn std single material response stem
Material Document And Classification
astm b-584 alloy 845 assn std single material response body
Material Document And Classification
astm b-584 alloy 845 assn std single material response flow control device
Media For Which Designed
steam 1st response
Media For Which Designed
water-oil-gas 2nd response
Style Designator
straight thru
Supplementary Features
this item has been reviewed for asbestos material. the current approved source, 12168, has indicated their part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator
npt all ends
Nondefinitive Spec/Std Data
2 type and 400 class and 3 style

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
1001795 Ball Valve
4820000524651 Ball Valve
T-580-1 1/4 Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-052-4651?
The FSCG of the NSN 4820-00-052-4651 is 4820
Does NSN 4820-00-052-4651 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 4820-00-052-4651 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-052-4651 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 4820-00-052-4651 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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