4820-01-558-3730

Find complete technical information, availability, and procurement data for: 4820-01-558-3730
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-558-3730

Item Name Code

05493

Assigment Date

11/07/2007 (18 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

3.063 inches nominal bulb length, cage flow control device, refrigerant media for which designed, 0.625 inches nominal bulb diameter, 2.000 inches nominal first connection face to centerline distance

Product Characteristics

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

Media For Which Designed: refrigerant
First Connection Face To Centerline Distance: 2.000 inches nominal
Flow Control Device: cage
Bulb Length: 3.063 inches nominal
Bulb Diameter: 0.625 inches nominal
Valve Equalizer Location: external
Material: steel 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
TJRE12SW	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-558-3730?

The FSCG of the NSN 4820-01-558-3730 is 4820

Does the NSN 4820-01-558-3730 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-558-3730 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 4820-01-558-3730 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-558-3730 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 4820-01-558-3730 was assigned to the Federal Catalog?

It was assigned 18 years ago, on Wed, Nov 7, 2007