08951

View detailed technical data, stock status, and sourcing information for: 08951
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-313-0580

Item Name Code

05493

Assigment Date

12/30/1989 (36 years ago)

A flexible, tubular item having a metallic tube inner conveying surface. It may have one or more reinforcement layers of a metallic or nonmetallic material. It is designed to convey gasses, liquids, solids, or sound waves. For items with fittings on one or both ends, see hose assembly, metallic. For items used to protect electrical wires or cables, see conduit, raceway (as modified).

0.250 inches nominal first end outside diameter tube accommodated, threaded external tube first end connection type, plain first end style designator, refrigerant r-502 media for which designed, "angle give "adqm" or "adqn" if flanged one or two ends" body style

Product Characteristics

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

Body Style: "angle give "adqm" or "adqn" if flanged one or two ends"
Media For Which Designed: refrigerant r-502
First End Connection Type: threaded external tube
First End Style Designator: plain
First End Outside Diameter Tube Accommodated: 0.250 inches nominal
First End Thread Class: 3a
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded external tube
Second End Style Designator: plain
Second End Outside Diameter Tube Accommodated: 0.500 inches nominal
Second End Thread Class: 3a
Second End Thread Direction: right-hand
First End Seat Angle In Deg: 45.0
Second End Seat Angle In Deg: 45.0
Second Connection Face To Centerline Distance: 1.810 inches nominal
End Connection Quantity: 2
Capillary Tube Length: 15.000 inches nominal
Valve Expansion Control Type: thermostatic
Bulb Mounting Method: clamp
Valve Equalizer Location: internal
Refrigeration Capacity In Btu Per Hour: 3.0
First End Thread Series Designator: unj
First End Nominal Thread Size: 0.438 inches
Second End Nominal Thread Size: 0.750 inches
Second End Thread Series Designator: unj
Material: copper alloy body
Material: copper alloy stem

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
08951	Expansion Valve
638036365	Expansion Valve
NI-1/4-RZ	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-313-0580?

The FSCG of the NSN 4820-01-313-0580 is 4820

Does the NSN 4820-01-313-0580 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-313-0580 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 4820-01-313-0580 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-313-0580 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 4820-01-313-0580 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Dec 30, 1989