4820-01-346-4647

Find complete technical information, availability, and procurement data for: 4820-01-346-4647
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-346-4647

Item Name Code

42174

Assigment Date

10/05/1991 (34 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

inside screw bonnet type, plain, optional end (pipe) all ends connection style, manual valve operation method, right-hand all ends thread direction, threaded 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 Direction: right-hand all ends
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Mounting Facility: panel
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Part Name Assigned By Controlling Agency: hand valve, hm1c: straight-through (roddable), soft seat, 5/8-inch (16 mm) bore, 3000 psig (207 barg)
Special Features: 1-inch fnpt x 1-inch fnpt
Material: plastic acetal seat
Material: plastic polytetrafluoroethylene packing
Material: steel comp 316 body
Material: steel comp 316 stem
Material Document And Classification: astm a276, type 316 assn std single material response stem
Material Document And Classification: astm a479, type 316 assn std single material response body
Style Designator: straight thru
Thread Series Designator: npt 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
H1VDS-8-PM	Globe-Check Valve
H1VS-8-P-SP	Globe-Check Valve
HM1C-8-GN-D-V-SCL-PM	Globe-Check Valve
HM1C-S-8-GN-D-V-SCL-PM	Globe-Check Valve
HM1C-S-8-GN-S-V-SCL-SP	Globe-Check Valve
HM1C-S-88-GN-D-V-SCL-PM	Globe-Check Valve
N5318	Globe-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-346-4647?

The FSCG of the NSN 4820-01-346-4647 is 4820

Does the NSN 4820-01-346-4647 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-346-4647 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 4820-01-346-4647 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-346-4647 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 4820-01-346-4647 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Oct 5, 1991