4820-01-385-9178

Find complete technical information, availability, and procurement data for: 4820-01-385-9178
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-385-9178

Item Name Code

22113

Assigment Date

01/21/1994 (32 years ago)

A positive displacement device which utilzes the rotating motion of one or more gears, cams, vanes, or screws in an enclosure as a means of transferring a liquid from one place to another. It is designed to be driven manually or by a prime mover which is not an integral part of the pump. Excludes:aircraft engine pumps.

6.188 inches nominal flange diameter, 0.875 inches nominal second threaded portion thread length, 2a second threaded portion thread class, 0.875 inches nominal first threaded portion thread length, 2a first threaded portion thread class

Product Characteristics

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

Thread Class: 2a first threaded portion
Thread Class: 2a second threaded portion
Thread Length: 0.875 inches nominal first threaded portion
Thread Length: 0.875 inches nominal second threaded portion
Flange Diameter: 6.188 inches nominal
Body Inside Diameter: 4.000 inches nominal
Seat Radius: 0.312 inches nominal
Flange Seat To Disk End Height: 0.781 inches nominal
Under Flange Height: 7.622 inches nominal
Thread Quantity Per Inch: 12 second threaded portion
Thread Quantity Per Inch: 16 first threaded portion
Nominal Thread Size: 3.875 inches first threaded portion
Nominal Thread Size: 4.500 inches second threaded portion
Seating Surface Shape: radial
Material: steel comp 316 seat
Style Designator: threaded flanged
Thread Series Designator: un first threaded portion
Thread Series Designator: un second threaded portion

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
DS-J-61052-9 PC.NO.2	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-385-9178?

The FSCG of the NSN 4820-01-385-9178 is 4820

Does the NSN 4820-01-385-9178 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-385-9178 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 4820-01-385-9178 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-385-9178 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 4820-01-385-9178 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Jan 21, 1994