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4820-01-174-4178

Find complete technical information, availability, and procurement data for: 4820-01-174-4178

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4820-01-174-4178
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-174-4178
Item Name Code
35224
Assigment Date
03/17/1984 (42 years ago)

An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes:diaphragm, valve, special shaped and gasket.

nickel alloy material, 85.0 degrees nominal seat angle, gas or oil or water media for which designed, 100.0 pounds per square inch nominal pressure rating, 4.625 inches nominal overall height

Product Characteristics

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

Overall Height
4.625 inches nominal
Pressure Rating
100.0 pounds per square inch nominal
Seat Angle
85.0 degrees nominal
Material
nickel alloy
Media For Which Designed
gas or oil or water
Style Designator
solid wedge

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-225-3226 No Name Available 07/01/1992
4820-01-432-4711 No Name Available 09/01/2005

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
1305 ITEM 6 Valve Disk
1305 ITEM 6 4320-N Valve Disk
1305 ITEM 6 4IN Valve Disk
1306 PC6-4.0IN Valve Disk
4320-G Valve Disk
4320-N Valve Disk
4320-N-183 Valve Disk
4320-NP-183 Valve Disk
4620-NP-180 Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-174-4178?
The FSCG of the NSN 4820-01-174-4178 is 4820
Does the NSN 4820-01-174-4178 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-174-4178 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 4820-01-174-4178 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-174-4178 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 4820-01-174-4178 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Sat, Mar 17, 1984

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