NSN 4820-00-617-6506 Repair Services

Fluid Pressure Regulating Valve Overhaul, Repair, and Maintenance

MPN: 8-540, 81-540

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-617-6506 fluid pressure regulating valve
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NSN 4820006176506


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 4820-00-617-6506 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 4820-00-617-6506 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-617-6506
Categorization Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
Repairability Code

Approximate Weight 5.0lb
Body Material Brass
Body Style Angle
Furnished Items Inlet pressure gage and outlet pressure gage
Media For Which Designed Oxygen, gaseous
First End Connection Type Threaded external pipe
First End Style Designator Plain
First End Thread Size And Series/type Designator 1/4-18 npt
First End Thread Direction Right-hand
Second End Relationship With First End Not identical
Second End Connection Type Threaded internal gas cylinder
Second End Style Designator Swivel nut, gas
Second End Thread Size And Series/type Designator 0.908-14 ngo
Second End Thread Direction Right-hand
Flow Control Device Disk
Flow Control Device Material Steel
End Connection Quantity 2
Renewable Seat Ring Type Threaded
Outlet Pressure Range +0.0 to 100.0 pounds per square inch
Regulation Type Automatic double stage
Valve Loading Method Spring
Maximum Inlet Pressure Rating 3000.0 pounds per square inch
Filter Not included

Part Numbers

Part Number Company RNAAC (Repair Depot)
8-540 MATHESON CO AX - DLA LAND AND MARITIME
81-540 MATHESON CO ZZ - USA