4820-01-260-6979

Find complete technical information, availability, and procurement data for: 4820-01-260-6979
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-260-6979

Item Name Code

05493

Assigment Date

08/04/1987 (39 years ago)

A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes:packing, preformed; ring, piston; and seal ring, metal.

refrigerant 12 media for which designed, plain first end style designator, straight thru body style, unthreaded internal tube first end connection type, 0.625 inches nominal first end outside diameter tube accommodated

Product Characteristics

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

Body Style: straight thru
Media For Which Designed: refrigerant 12
First End Connection Type: unthreaded internal tube
First End Style Designator: plain
First End Outside Diameter Tube Accommodated: 0.625 inches nominal
Second End Relationship With First End: not identical
Second End Connection Type: unthreaded internal tube
Second End Style Designator: plain
Second End Outside Diameter Tube Accommodated: 0.375 inches nominal
Flow Control Device: disk, top guided
End Connection Quantity: 2
Capillary Tube Length: 360.000 inches nominal
Valve Expansion Control Type: thermostatic
Valve Evaporator Temp Range Designation: low
Valve Pressure Limiting Device: not included
Valve Equalizer Location: external
Valve Equalizer Connection Type: flared tube
Valve Equalizer Connection Diameter: 0.250 inches nominal
Refrigeration Capacity In Btu Per Hour: 12.0
Material: copper alloy body

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
TCL(E)1FW-30FT CAPILARY	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-260-6979?

The FSCG of the NSN 4820-01-260-6979 is 4820

Does the NSN 4820-01-260-6979 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-260-6979 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 4820-01-260-6979 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-260-6979 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 4820-01-260-6979 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Aug 4, 1987