43A9030

View detailed technical data, stock status, and sourcing information for: 43A9030
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-529-3198

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

right-hand 1st end thread direction, 65.0 fahrenheit single response maximum operating temp, flared (tube) 1st end connection style, ball flow control device, 3a 1st end 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: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: ball
Maximum Operating Temp: 65.0 fahrenheit single response
Connection Style: flared (tube) 1st end
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 20 1st end
Maximum Operating Pressure: 450.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.312 inches 1st end
Special Features: third end ms33656 for 5/16 in. od tubing; oxygen cleaning required per air force drawing or equivalent spec.
Media For Which Designed: oxygen, gaseous single response
Test Data Document: "81349-mil-v-7908 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unf 1st end
Nondefinitive Spec/Std Data: d style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-219-2356	No Name Available	01/01/1961

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
2289M	Check Valve
43A9030	Check Valve
AN6033-1	Check Valve
MS21211	Check Valve
MS21211-4	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-529-3198?

The FSCG of the NSN 4820-00-529-3198 is 4820

Does the NSN 4820-00-529-3198 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-529-3198 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 4820-00-529-3198 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-529-3198 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 4820-00-529-3198 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963