4820-00-474-1749

Find complete technical information, availability, and procurement data for: 4820-00-474-1749
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-474-1749

Item Name Code

27828

Assigment Date

01/01/1963 (63 years ago)

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

Product Characteristics

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

Thread Class: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Disk Loading Method: spring
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: gasket seal (boss) all ends
Valve Operation Method: manual
Connection Type: threaded internal boss all ends
Mounting Facility: threaded fastener
Mounting Position: horizontal or vertical
Features Provided: valve stem lock shield
Maximum Operating Pressure: 1500.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Special Features: handle turns cw 90 deg for open position
Material: aluminum body
Material: aluminum seat
Material: steel flow control device
Material: steel stem
Surface Treatment: anodize
Style Designator: straight thru
Supplementary Features: optional flow control device: stem
Thread Series Designator: unf all ends

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
16892-2	Lift-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-474-1749?

The FSCG of the NSN 4820-00-474-1749 is 4820

Does the NSN 4820-00-474-1749 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-474-1749 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 4820-00-474-1749 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-474-1749 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 4820-00-474-1749 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963