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DLO-40C/B2 127T1 Safety Relief Valve

4820-01-309-9932

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Official Item Classification

Name
Safety Relief Valve
Part Number
DLO-40C/B2 127T1
(NSN) National Stock Number
4820-01-309-9932
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
10/27/1989 (36 years ago)

union bonnet attachment method, 0.500 inches all ends nominal pipe size accommodated, disk flow control device, spring disk loading method, inside spring bonnet type

Specs & Compatibility

Nominal Pipe Size Accommodated

0.500 inches all ends

Flow Control Device

disk

Bonnet Type

inside spring

Bonnet Attachment Method

union

Disk Loading Method

spring

Maximum Operating Temp

150.0 fahrenheit single response

End Item Identification

oliver hazard perry class ffg

Connection Style

socket all ends

Valve Operation Method

automatic

Connection Type

unthreaded internal pipe all ends

Adjustable Pressure Range

+127.0 to 154.0 pounds per square inch

Maximum Operating Pressure

400.0 pounds per square inch single response

Material

copper alloy body

Material

nickel alloy stem

Media For Which Designed

water-oil-gas single response

Style Designator

angle

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005488

Related Hardware Products

Part Number Description
D50UU-07 1/2IN Safety Relief Valve
DL0-40C/B2 127T Safety Relief Valve
DL0-40C/B2 127T154PSI Safety Relief Valve
DLO-40C/B2 127T1 Safety Relief Valve
DLO-40C/B2 127T154PSI Safety Relief Valve
NMP-1107 OPTION Safety Relief Valve
NMP-1107 OPTION L 127T154PSI Safety Relief Valve
NMP110711G0127 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-309-9932?
The FSCG of the NSN 4820-01-309-9932 is 4820
Does the NSN 4820-01-309-9932 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-309-9932 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 4820-01-309-9932 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-309-9932 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 4820-01-309-9932 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Fri, Oct 27, 1989