4820-01-518-5261

Find complete technical information, availability, and procurement data for: 4820-01-518-5261
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-518-5261

Item Name Code

05488

Assigment Date

03/16/2004 (22 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

600.0 fahrenheit 2nd response maximum operating temp, inlet size 0.50inch; variation mnpt x 1-inch fnpt; valve service-non-code liquid; spring material ss316 special features, spring disk loading method, 500.0 pounds per square inch single response maximum operating pressure, -320.0 fahrenheit 1st 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.

Disk Loading Method: spring
Maximum Operating Temp: -320.0 fahrenheit 1st response
Maximum Operating Temp: 600.0 fahrenheit 2nd response
Maximum Operating Pressure: 500.0 pounds per square inch single response
Special Features: inlet size 0.50inch; variation mnpt x 1-inch fnpt; valve service-non-code liquid; spring material ss316
Material: steel comp 316 overall
Material Document And Classification: model 266 mfr ref all material responses overall
Media For Which Designed: liquid single response

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
0266-C01-MG-0500	Safety Relief Valve
0266-C01-MG0500	Safety Relief Valve
161K0000 REV XV ITEM 63	Safety Relief Valve
161K0127 REV XA	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-518-5261?

The FSCG of the NSN 4820-01-518-5261 is 4820

Does the NSN 4820-01-518-5261 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-518-5261 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 4820-01-518-5261 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-518-5261 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 4820-01-518-5261 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Tue, Mar 16, 2004