4820-01-099-6642

Find complete technical information, availability, and procurement data for: 4820-01-099-6642
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-099-6642

Item Name Code

16996

Assigment Date

08/22/1980 (46 years ago)

plain first end style designator, threaded internal pipe first end connection type, nitrogen, liquid and oxygen, gaseous and oxygen, liquid media for which designed, 165.0 fahrenheit temp rating, straight thru 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: straight thru
Temp Rating: 165.0 fahrenheit
Media For Which Designed: nitrogen, liquid and oxygen, gaseous and oxygen, liquid
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.500 inches
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded external pipe
Second End Style Designator: inverted flare
Second End Nominal Pipe Size Accommodated: 0.250 inches
Second End Thread Direction: right-hand
Flow Control Device: stem and integral disk
End Connection Quantity: 2
Temp Adjustability: not adjustable
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
50C-0014-0025	Pressure and Temper Relief Valve
B-9422N	Pressure and Temper Relief Valve
CRV-250B-K-75	Pressure and Temper Relief Valve
PRV9432	Pressure and Temper Relief Valve
PRV9432N075	Pressure and Temper Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-099-6642?

The FSCG of the NSN 4820-01-099-6642 is 4820

Does the NSN 4820-01-099-6642 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-099-6642 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 4820-01-099-6642 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-099-6642 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 4820-01-099-6642 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Fri, Aug 22, 1980