269259

View detailed technical data, stock status, and sourcing information for: 269259
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-031-8261

Item Name Code

20520

Assigment Date

12/02/1976 (49 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

threaded external tube 1st end connection type, valve operation method: hydraulic special features, oil, hydraulic single response media for which designed, steel corrosion resisting overall material, 3200.0 pounds per square inch single response maximum operating pressure

Product Characteristics

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

Connection Type: threaded external tube 1st end
Maximum Operating Pressure: 3200.0 pounds per square inch single response
Special Features: valve operation method: hydraulic
Material: steel corrosion resisting overall
Media For Which Designed: oil, hydraulic single response
Supplementary Features: flow control device: plug

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
269259	Restrictor Check Valve
868RHS00-2	Restrictor Check Valve
86RHS00-1	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-031-8261?

The FSCG of the NSN 4820-01-031-8261 is 4820

Does the NSN 4820-01-031-8261 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-031-8261 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 4820-01-031-8261 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-031-8261 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 4820-01-031-8261 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 2, 1976