SS845-1889587 ASSYC1-2INPC4

View detailed technical data, stock status, and sourcing information for: SS845-1889587 ASSYC1-2INPC4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-073-5849

Item Name Code

22113

Assigment Date

03/17/1979 (47 years ago)

3a single threaded portion thread class, 0.937 inches nominal flange diameter, 0.122 inches nominal flange seat to disk end height, 0.471 inches nominal body inside diameter, 0.222 inches nominal single threaded portion thread length

Product Characteristics

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

Thread Class: 3a single threaded portion
Thread Length: 0.222 inches nominal single threaded portion
Flange Diameter: 0.937 inches nominal
Body Inside Diameter: 0.471 inches nominal
Flange Seat To Disk End Height: 0.122 inches nominal
Under Flange Height: 0.316 inches nominal
Seat Angle In Deg: 15.000 nominal
Thread Quantity Per Inch: 24 single threaded portion
Nominal Thread Size: 0.766 inches single threaded portion
Seating Surface Shape: angular
Material: nickel alloy overall
Material Document And Classification: qq-n-281 class a fed spec single material response or qq-n-281 class b fed spec single material response or qq-n-288 comp a fed spec single material response overall
Style Designator: threaded flanged
Thread Series Designator: uns single threaded portion

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-149-3328	No Name Available	05/01/1989

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
2620-902 ASSYC1-2INPC4	Valve Seat
803-2177934-REV.C-3XX-18	Valve Seat
8032177934-X3XX-18	Valve Seat
SS845-1889587 ASSYC1-2INPC4	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-073-5849?

The FSCG of the NSN 4820-01-073-5849 is 4820

Does the NSN 4820-01-073-5849 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-073-5849 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 4820-01-073-5849 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-073-5849 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 4820-01-073-5849 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Sat, Mar 17, 1979