4820-01-025-1332

Find complete technical information, availability, and procurement data for: 4820-01-025-1332
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-025-1332

Item Name Code

05487

Assigment Date

07/27/1976 (49 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

right-hand all ends thread direction, disk flow control device, weight disk loading method, 150.0 fahrenheit 2nd response maximum operating temp, 406.0 fahrenheit 1st 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.

Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: weight
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 406.0 fahrenheit 1st response
Connection Style: plain, optional end (pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 2.500 inches all ends
Material: copper alloy overall
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-029-2618	No Name Available	07/01/1985

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
37 2-1-2	Check Valve
37X2-1-2	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-025-1332?

The FSCG of the NSN 4820-01-025-1332 is 4820

Does the NSN 4820-01-025-1332 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-025-1332 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 4820-01-025-1332 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-025-1332 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 4820-01-025-1332 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Tue, Jul 27, 1976