NSN 4820-00-525-7837 Repair Services

Fluid Pressure Regulating Valve Overhaul, Repair, and Maintenance

MPN: 772221-1, 8CGA580, 81-580

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-525-7837 fluid pressure regulating valve
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NSN 4820005257837


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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 4820-00-525-7837 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 4820-00-525-7837 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-525-7837
Categorization Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
Repairability Code

Approximate Weight 7.3lb
Body Material Brass, qq-b-626
Body Style Y angle
Furnished Items Cylinder gage and delivery gage
Unable To Decode Unable to decode and unable to decode
Media For Which Designed Argon and nitrogen, gaseous
First End Connection Type Threaded external pipe
First End Style Designator Plain
First End Thread Size And Series/type Designator 0.250-18 nptf
First End Thread Direction Right-hand
Second End Relationship With First End Not identical
Second End Connection Type Threaded external gas cylinder
Second End Style Designator Swivel nut, flared
Second End Thread Size And Series/type Designator 0.960-14 ngo
Second End Thread Direction Right-hand
Flow Control Device Needle
Flow Control Device Material Brass, qq-b-626
End Connection Quantity 2
Second End Thread Pitch Diameters +0.9050 to 0.9109 inches
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
Outlet Pressure Accuracy Rating Not rated
Filter Included
Unable To Decode Unable to decode and unable to decode

Part Numbers

Part Number Company RNAAC (Repair Depot)
772221-1 RAYTHEON COMPANY AX - DLA LAND AND MARITIME
8CGA580 MATHESON CO AX - DLA LAND AND MARITIME
81-580 MATHESON CO ZZ - USA
81-580 MATHESON GAS PRODUCTS INC ZZ - USA