NSN 4820-00-618-4988 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: A3735

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-618-4988 safety relief valve
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NSN 4820006184988


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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 4820-00-618-4988 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 4820-00-618-4988 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-618-4988
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.0lb
Pipe Size Accommodated 0.750 inches 1st end
Thread Direction Right-hand 1st end
Flow Control Device Disk
Bonnet Type Inside spring
Bonnet Attachment Method Threaded
Disk Loading Method Spring
Valve Discharge Flow Rate 427.0 cubic feet per minute
Maximum Operating Temp 400.0 degrees fahrenheit single response
Connection Style Plain (pipe) 1st end
Valve Operation Method Automatic or manual
Connection Type Threaded external pipe 1st end
Features Provided Pressure tight outlet side
Adjustable Pressure Range +0.0/+150.0 pounds per square inch
Maximum Operating Pressure 150.0 pounds per square inch single response
Thread Size 0.750 inches 1st end
Material Stainless steel stem
Media For Which Designed Gas, natural 2nd response
Style Designator Straight thru
Thread Series Designator Npt 1st end

Part Numbers

Part Number Company RNAAC (Repair Depot)
A3735 ANDERSON GREENWOOD LP ZZ - USA