25551 ASSY AL1

View detailed technical data, stock status, and sourcing information for: 25551 ASSY AL1

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25551 ASSY AL1
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-265-0415
Item Name Code
20962
Assigment Date
10/08/1987 (38 years ago)

A valve specifically designed for installation in the supply line of a heating radiator. It has a female inlet and a ground joint union nut with a male iron pipe threaded tailpiece outlet.

manual valve operation method, 2.000 inches all ends nominal pipe size accommodated, beveled (pipe) all ends connection style, 4500.0 pounds per square inch single response maximum operating pressure, butt weld pipe all ends connection 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
2.000 inches all ends
Connection Style
beveled (pipe) all ends
Valve Operation Method
manual
Connection Type
butt weld pipe all ends
Maximum Operating Pressure
4500.0 pounds per square inch single response
Criticality Code Justification
zzzy
Material
nickel alloy flow control device
Material
plastic polyamide (nylon) seat
Media For Which Designed
water, fresh single response
Style Designator
straight thru
Reference Number Differentiating Characteristics
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
25551 ASSY AL1 Ball Valve
255551 ASSY A Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-265-0415?
The FSCG of the NSN 4820-01-265-0415 is 4820
Does NSN 4820-01-265-0415 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-265-0415 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-265-0415 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 4820-01-265-0415 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Thu, Oct 8, 1987

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