78319 ITEM 2 3IN

View detailed technical data, stock status, and sourcing information for: 78319 ITEM 2 3IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-185-4478

Item Name Code

35224

Assigment Date

07/29/1984 (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.

2b thread class, 2.062 inches nominal overall height, 0.055 inches nominal shoulder width, 3.235 inches nominal outside diameter, 0.250 inches nominal shoulder height

Product Characteristics

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

Thread Class: 2b
Outside Diameter: 3.235 inches nominal
Overall Height: 2.062 inches nominal
Shoulder Height: 0.250 inches nominal
Shoulder Width: 0.055 inches nominal
Temp Rating: 775.0 fahrenheit nominal
Pressure Rating: 600.0 pounds per square inch nominal
Thread Quantity Per Inch: 12
Nominal Thread Size: 2.250 inches
Seat Angle: 12.0 degrees nominal
Material: steel
Style Designator: plug
Thread Series Designator: un

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
78319 ITEM 2 3IN	Valve Disk
78319REV B PIEC	Valve Disk
7943-3-52	Valve Disk
7944-2-209	Valve Disk
8113-006-209	Valve Disk
8113-006-209/78319	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-185-4478?

The FSCG of the NSN 4820-01-185-4478 is 4820

Does the NSN 4820-01-185-4478 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-185-4478 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 4820-01-185-4478 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-185-4478 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 4820-01-185-4478 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sun, Jul 29, 1984