1385721 1-1-2IN

View detailed technical data, stock status, and sourcing information for: 1385721 1-1-2IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-482-8908

Item Name Code

05487

Assigment Date

02/05/1971 (55 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

right-hand all ends thread direction, 2a all ends thread class, 425.0 fahrenheit 1st response maximum operating temp, disk flow control device, 150.0 fahrenheit 2nd response maximum operating temp

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 all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 425.0 fahrenheit 1st response
Connection Style: plain (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal
Thread Quantity Per Inch: 10 all ends
Maximum Operating Pressure: 400.0 pounds per square inch single response
Nominal Thread Size: 2.915 inches all ends
Material: copper alloy 922 body
Material: copper alloy 922 seat
Material: nickel alloy 400 or nickel alloy r-405 flow control device
Material Document And Classification: qq-n-281 fed spec single material response flow control device
Material Document And Classification: qq-c-390, alloy d4/d/ fed spec single material response body
Material Document And Classification: qq-c-390,alloy d4/d/ fed spec single material response seat
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Test Data Document: "03950-acid no.882037047 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: uns all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-148-4858	No Name Available	10/14/1973
4820-00-288-6788	No Name Available	07/23/1974
4820-00-590-9199	No Name Available	01/01/2014
5365-00-892-1720	No Name Available	11/01/1985
4820-00-935-1691	No Name Available	08/01/1977
4820-01-257-8526	No Name Available	08/01/1990

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
1385721 1-1-2IN	Check Valve
1385721EM0D 1-1	Check Valve
209-7438555	Check Valve
209-7438555 ITEM V-2	Check Valve
4DP2041	Check Valve
4DP2041-21	Check Valve
5399-028R-1.50IN	Check Valve
803-1385721 1-1/2IN	Check Valve
803-1385721-7	Check Valve
EA15931	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-482-8908?

The FSCG of the NSN 4820-00-482-8908 is 4820

Does the NSN 4820-00-482-8908 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-482-8908 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 4820-00-482-8908 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-482-8908 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 4820-00-482-8908 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Feb 5, 1971