K1280-6

View detailed technical data, stock status, and sourcing information for: K1280-6
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-433-3833

Item Name Code

05487

Assigment Date

07/27/1966 (60 years ago)

3b 1st end thread class, spring disk loading method, 180.0 fahrenheit single response maximum operating temp, right-hand 1st end thread direction, cone flow control device

Product Characteristics

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

Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: cone
Disk Loading Method: spring
Maximum Operating Temp: 180.0 fahrenheit single response
Connection Style: gasket seal (boss) 1st end
Valve Operation Method: automatic
Connection Type: threaded internal boss 1st end
Mounting Position: horizontal
Thread Quantity Per Inch: 18 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches 1st end
Special Features: 3.000 in. o/a length. hex ends, 0.813 in. width across flats. 3.5 gpm rated flow capacity
Material: steel body
Material: steel corrosion resisting flow control device
Material: steel seat
Media For Which Designed: hydraulic fluid, phosphate-ester base single response
Style Designator: straight thru
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-699-7864	No Name Available	01/01/1963
4820-01-471-0088	No Name Available	07/01/2004

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
4CV068	Check Valve
5-1048-78	Check Valve
53V100-6	Check Valve
7969500	Check Valve
AN6280-6	Check Valve
K1280-6	Check Valve
MIL-V-5524B(2) NOT 2	Check Valve
MS28765-6AL	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-433-3833?

The FSCG of the NSN 4820-00-433-3833 is 4820

Does the NSN 4820-00-433-3833 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-433-3833 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 4820-00-433-3833 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-433-3833 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 4820-00-433-3833 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Jul 27, 1966