4820-01-409-2549

Find complete technical information, availability, and procurement data for: 4820-01-409-2549
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-409-2549

Item Name Code

27565

Assigment Date

03/08/1995 (31 years ago)

A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.

identical second end relationship with first end, round w/ bolt holes first end flange shape style, raised first end style designator, raised face flange first end connection type, angle body style

Product Characteristics

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

Body Style: angle
First End Connection Type: raised face flange
First End Style Designator: raised
First End Flange Shape Style: round w/ bolt holes
Second End Relationship With First End: identical
First Connection Face To Centerline Distance: 4.875 inches nominal
Second Connection Face To Centerline Distance: 5.156 inches nominal
Flow Control Device: poppet
End Connection Quantity: 2
Outlet Pressure Range: +150.0 to 350.0 pounds per square inch
Regulation Type: automatic single stage
Valve Stem Design: single seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 525.0 pounds per square inch
Filter: not included
Temp Rating: 600.0 fahrenheit nominal
Material: unable to decode

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
8B4-5S17-7G000000A	Fluid Pressure Regulating Valve
8B4-5S17-7G000000B	Fluid Pressure Regulating Valve
8B4-5S17-7G000000C	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-409-2549?

The FSCG of the NSN 4820-01-409-2549 is 4820

Does the NSN 4820-01-409-2549 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-409-2549 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 4820-01-409-2549 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-409-2549 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 4820-01-409-2549 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Wed, Mar 8, 1995