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UL 252-TYPE-3 Fluid Pressure Regulating Valve

4820-00-641-3519

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Official Item Classification

Name
Fluid Pressure Regulating Valve
Part Number
UL 252-TYPE-3
(NSN) National Stock Number
4820-00-641-3519
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
27565
(FIIG) Federal Item Identification Guide
A21100
Date
01/01/1963 (63 years ago)

flared first end style designator, oxygen, gaseous media for which designed, angle body style, 0.375 inches nominal first end outside diameter tube accommodated, threaded external tube first end connection type

Specs & Compatibility

Body Style

angle

Media For Which Designed

oxygen, gaseous

First End Connection Type

threaded external tube

First End Style Designator

flared

First End Outside Diameter Tube Accommodated

0.375 inches nominal

First End Thread Size And Series/Type Designator

unable to decode

First End Thread Class

3a

First End Thread Direction

right-hand

Second End Relationship With First End

not identical

Second End Connection Type

threaded internal pipe

Second End Style Designator

plain

Second End Thread Size And Series/Type Designator

unable to decode

Second End Thread Direction

right-hand

Flow Control Device

diaphragm

End Connection Quantity

2

Outlet Pressure Range

+0.0 to 120.0 pounds per square inch

Regulation Type

1st stage automatic, 2nd stage manual

Manual Control Method

knob

Valve Stem Design

double seat

Valve Loading Method

spring

Maximum Inlet Pressure Rating

300.0 pounds per square inch

Outlet Pressure Accuracy Rating

1.000 pounds per square inch

Filter

not included

Nondefinitive Spec/Std Data

3 type

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

0027565

Related Hardware Products

Part Number Description
03X05 Fluid Pressure Regulating Valve
R64-03X05 Fluid Pressure Regulating Valve
UL 252-TYPE-3 Fluid Pressure Regulating Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-641-3519?
The FSCG of the NSN 4820-00-641-3519 is 4820
Does the NSN 4820-00-641-3519 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-00-641-3519 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 4820-00-641-3519 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-641-3519 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 4820-00-641-3519 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963