Compressed Gas Regulator

0781-3905

0781-3905
(NSN) National Stock Number
4820-01-079-8235
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
49444
Schedule B Code
8481909090
Summary

125.0 pounds per square inch maximum delivery pressure, cylinder mounting method, back mounting position, double stage type, compressed gas association inlet fitting connection type, relief valve features provided

DAC HCC DMIL RNCC
6 - - 5
RNVC SADC MSDS RNAAC
9 - - ZZ
Identification

A specially designed regulator with either a standard compressed gas association (cga) gas inlet/outlet connection or pipe connections. It provides for the controlled withdrawal of compressed gas from a compressed gas cylinder either by direct attachment to the cylinder or by insertion into a piping distribution system that is pressured by a cylinder.

INC FIIG Concept Condition
49444 A514U0 - 1
Specifications
Maximum Delivery Pressure
125.0 pounds per square inch
Details The maximum pressure at which the item will deliver.
Mounting Method
cylinder
Details The means of attaching the item.
Mounting Position
back
Details The installed position for which the item is designed.
Stage Type
double
Details Indicates the type of stage provided.
Inlet Fitting Connection Type
compressed gas association
Details Indicates the type of inlet fitting connection provided.
Features Provided
relief valve
Details Those features,not otherwise specified,which may be required for proper functioning of the item.
Outlet Fitting Thread Direction
right-hand
Details The direction of the outlet fitting thread when viewed axially.
Delivery Pressure Type
adjustable
Details Indicates the type of delivery pressure.
Inlet Fitting Connection Cga Number
540
Details A designation number assigned to the inlet fitting connection, in accordance with the compressed gas association.
Outlet Fitting Connection Type
threaded internal pipe
Details Indicates the type of outlet fitting connection provided.
Outlet Fitting Nominal Thread Size
0.625 inches
Details A nominal designation that is used for the purpose of general identification of the outlet fitting thread size.
Inlet Indicator Type
dial pressure gage
Details Indicates the type of inlet indicator provided with the item.
Outlet Indicator Type
dial pressure gage
Details Indicates the type of outlet indicator provided with the item.
Special Features
sintered inlet filter
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
4820002818191 A00AM 9 - 6 9 - YP
761-540 43030 6 - C 1 - ZZ
54L10 36346 6 - C 1 - ZZ
998336 36346 6 - C 1 - ZZ
RVT8010 17941 6 - 5 9 - AX
RVT8010 0-100PSIG 17941 E - C 1 - ZZ
RVT8010-0T0100PSIGDEL 17941 6 - C 1 - ZZ
RVT8010(0-125PSIG) 17941 E - 3 2 - AX
92-100-540 27372 6 - C 1 - ZZ
257BH 18075 6 - C 1 - ZZ
6616 W 2 1/2IN GA 41140 6 - 5 9 - AX
6616AB 0-100PSIG 41140 E - C 1 - ZZ
70-5411Q 93009 6 - C 1 - ZZ
0781-5218 96073 5 - 5 2 - ZZ
ETS4-125-540 96073 6 - 3 2 - ZZ
H1710A-540 55681 6 - C 1 - ZZ
H1710B-540 55681 6 - C 1 - ZZ
0781-3905 63026 6 - 3 9 - AX
0781-5218 63026 5 - 3 2 - ZZ
VTS450D-540 63026 A - C 1 - ZZ
806-8456 52111 6 - C 1 - ZZ
1362480 45152 4 - 5 9 - ZZ
1362480 75Q65 5 - 3 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
64490 - P -
RVC WCC TCC SHC
- 594 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping
Manufacturer
ESAB GROUP, INC., THE DBA ESAB WELDING AND CUTTING PRODUCTS DIV ESAB WELDING AND CUTTNG
CAGE: 96073
FLORENCE , SC , 29506-5502
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4820-01-079-8235
What is the NIIN of the NSN 4820-01-079-8235?
The National Item Identification Number (NIIN) of the NSN 4820-01-079-8235 is 01-079-8235
When the NSN 4820-01-079-8235 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Fri, Jul 13, 1979
Does the NSN 4820-01-079-8235 contain any precious metals?
Type/content is unknown
Does the NSN 4820-01-079-8235 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA