D559B1M30

View detailed technical data, stock status, and sourcing information for: D559B1M30

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D559B1M30
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-760-0415
Item Name Code
05488
Assigment Date
01/01/1960 (66 years ago)

A capacitor whose capacitance value cannot be adjusted or varied, having paper as the dielectric material. It may be a single unit or consist of two or more fixed units which cannot be seperated. For items whose dielectric material consist of plasticized (plastic impregnated) paper or paper-plastic combinations, see capacitor, fixed, plastic dielectric. For items whose electrodes consist of a metallic film deposited (metallized) on the dielectric material, see capacitor, fixed, metalized, paper-plastic dielectric.

spring disk loading method, -40.0 fahrenheit 1st response maximum operating temp, right-hand 1st end thread direction, poppet flow control device, 2.5 cubic feet per minute valve discharge flow rate

Product Characteristics

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

Thread Direction
right-hand 1st end
Flow Control Device
poppet
Disk Loading Method
spring
Valve Discharge Flow Rate
2.5 cubic feet per minute
Maximum Operating Temp
-40.0 fahrenheit 1st response
Maximum Operating Temp
250.0 fahrenheit 2nd response
Connection Style
plain (pipe) 1st end
Valve Operation Method
automatic
Connection Type
threaded external pipe 1st end
Maximum Operating Pressure
200.0 pounds per square inch single response
Nominal Thread Size
0.125 inches 1st end
Opening Pressure Setting
30.0 pounds per square inch
Material
copper alloy body
Material
copper alloy seat
Material
rubber butadiene-acrylonitrile class nbr flow control device
Media For Which Designed
acetylene 2nd response
Media For Which Designed
air 1st response
Media For Which Designed
ammonia, gaseous 3rd response
Media For Which Designed
hydrogen 5th response
Media For Which Designed
refrigerant 12 4th response
Style Designator
straight thru
Thread Series Designator
npt 1st end
Furnished Items And Quantity
1 deflector cap

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-851-6683 No Name Available 06/01/1990

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
16-004-009U030 Safety Relief Valve
16-004-019 Safety Relief Valve
2010918REVD Safety Relief Valve
D559B1M30 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-760-0415?
The FSCG of the NSN 4820-00-760-0415 is 4820
Does the NSN 4820-00-760-0415 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-760-0415 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 4820-00-760-0415 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-760-0415 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 4820-00-760-0415 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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