4820-01-442-9935

Find complete technical information, availability, and procurement data for: 4820-01-442-9935
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-442-9935

Item Name Code

22113

Assigment Date

03/28/1997 (29 years ago)

An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes:nut (1), tube coupling.

18 single threaded portion thread quantity per inch, 0.531 inches nominal under flange height, 3a single threaded portion thread class, 0.500 inches nominal flange seat to disk end height, 2.680 inches nominal flange diameter

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
Flange Diameter: 2.680 inches nominal
Flange Seat To Disk End Height: 0.500 inches nominal
Under Flange Height: 0.531 inches nominal
Thread Quantity Per Inch: 18 single threaded portion
Nominal Thread Size: 2.5156 inches single threaded portion
Criticality Code Justification: zzzy
Material: cobalt comp 1 overall
Material Document And Classification: mil-c-24252 mil spec single material response overall
Style Designator: threaded flanged
Thread Series Designator: uns single threaded portion
Reference Number Differentiating Characteristics: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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
803-6397434-X61XXX 042	Valve Seat
803-6397434-X61XXX 042L1	Valve Seat
803-6397434-X61XXX-049	Valve Seat
803-6397434-X61XXX-049L1	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-442-9935?

The FSCG of the NSN 4820-01-442-9935 is 4820

Does the NSN 4820-01-442-9935 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-442-9935 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-442-9935 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-442-9935 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 4820-01-442-9935 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, Mar 28, 1997