4820-00-020-2786

Check Valve

Find complete technical information, availability, and procurement data for NSN 4820-00-020-2786 All details are based on official government and industry records to support accurate and compliant procurement.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-020-2786

Item Name Code

05487

Assigment Date

01/01/1961 (65 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Check Valve with a cartridge type. The Nominal Thread Size is 0.313 in. all ends ⁓21/64". The Nominal Outside Diameter Tube is 0.125 inches all ends. The Style Designator is Straight thru. The Thread Class is 2b all ends. NSN 4820000202786.

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Material: Aluminum alloy body
Thread Class: 2b all ends
Special Features: Cartridge type
Thread Direction: Right-hand all ends
Disk Loading Method: Spring
Flow Control Device: Disk
Connection Style: Flare (tube) all ends
Valve Operation Method: Automatic
Connection Type: Threaded internal tube all ends
Mounting Position: Horizontal or vertical
Thread Quantity Per Inch: 20 all ends
Nominal Thread Size: 0.313 in. all ends ⁓21/64"
Nominal Outside Diameter Tube Accommodated: 0.125 inches all ends
Style Designator: Straight thru
Thread Series Designator: Un all ends

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number	Name
202-104	Check Valve

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
Demilitarization
Criticality
Federal Item Identification Guide
Precious Metals Indicator
Pseudo Item Name Code
Hazardous Material Indicator
Schedule B Code

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
National Motor Freight Classification Item Number
National Motor Freight Classification Sub-Item Number
Uniform Freight Classification Item Number
National Motor Freight Class Rating
Water Commodity
Type of Cargo
Special Hand
Air Dimension
Air Commodity
National Motor Freight Description

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 4820-00-020-2786

What is the FSCG of the NSN 4820-00-020-2786?

The FSCG of the NSN 4820-00-020-2786 is 4820

Does the NSN 4820-00-020-2786 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-020-2786 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 4820-00-020-2786 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-020-2786 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 4820-00-020-2786 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961

What is the Thread Class of 4820-00-020-2786?

2b all ends

What is the Thread Direction of 4820-00-020-2786?

Right-hand all ends

What is the Flow Control Device of 4820-00-020-2786?

Disk