174A

View detailed technical data, stock status, and sourcing information for: 174A
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 174A to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-898-2570

Item Name Code

05488

Assigment Date

02/03/1967 (59 years ago)

right-hand all ends thread direction, inside spring bonnet type, disk flow control device, 1.000 inches all ends nominal pipe size accommodated, 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.

Nominal Pipe Size Accommodated: 1.000 inches all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Features Provided: bonnet packing and pressure tight outlet side
Nominal Thread Size: 1.000 inches all ends
Opening Pressure Setting: 125.0 pounds per square inch
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy stem
Material: steel seat
Style Designator: angle
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-706-6652	No Name Available	01/01/1987
4820-00-915-1118	No Name Available	01/09/1974
4820-01-297-5053	No Name Available	10/01/1991

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
174A	Safety Relief Valve
174A-1IN-125SET	Safety Relief Valve
174A1IN125PSI	Safety Relief Valve
174A1IN127PSI	Safety Relief Valve
174A1X1	Safety Relief Valve
D2299-1PCF3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-898-2570?

The FSCG of the NSN 4820-00-898-2570 is 4820

Does the NSN 4820-00-898-2570 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-898-2570 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 4820-00-898-2570 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-898-2570 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 4820-00-898-2570 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Feb 3, 1967