4820-00-949-4991

Find complete technical information, availability, and procurement data for: 4820-00-949-4991
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-949-4991

Item Name Code

05485

Assigment Date

04/27/1966 (60 years ago)

3a all ends thread class, needle flow control device, inside screw bonnet type, right-hand all ends thread direction, integral bonnet attachment method

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: needle
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Maximum Operating Temp: 70.0 fahrenheit single response
Connection Style: compression (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Mounting Facility: bulkhead
Features Provided: bonnet packing
Thread Quantity Per Inch: 20 all ends
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.312 inches all ends
Seat Nominal Radius: 0.063 inches all ends
Material: steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Media For Which Designed: air single response
Surface Treatment: passivate
Style Designator: straight thru
Thread Series Designator: un all ends
Furnished Items And Quantity: 2 nut and 4 ferrule

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
0VS2-316	Globe Valve
10211171	Globe Valve
2Z-V4LR-SS	Globe Valve
SS-0VS2	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-949-4991?

The FSCG of the NSN 4820-00-949-4991 is 4820

Does the NSN 4820-00-949-4991 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-00-949-4991 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 4820-00-949-4991 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-949-4991 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 4820-00-949-4991 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Apr 27, 1966