NSN 4820-00-252-4830 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 5VKG72, S5103H3198092

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-252-4830 safety relief valve
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NSN 4820002524830


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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 4820-00-252-4830 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 4820-00-252-4830 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-252-4830
Categorization Safety or relief valves
Repairability Code H

If condemned or uneconomically repairable, then dispose at intermediate level.

Approximate Weight 206.0lb
Flow Control Device Disk
Bonnet Type Exposed spring
Bonnet Attachment Method Bolted
Disk Loading Method Spring
Valve Discharge Flow Rate 59900.0 pounds per hour
Renewable Seat Ring Type Threaded
Bolt Hole Quantity 9 2nd end
Valve Operation Method Automatic or manual
Flange Shape Round with holes 2nd end
Connection Type Flange 1st end
Adjustable Pressure Range +1246.0/+1379.0 pounds per square inch
Opening Pressure Setting 1365.0 pounds per square inch
Outside Diameter 9.625 inches 1st end
Bolt Hole Diameter 1.062 inches 1st end
Bolt Circle Diameter 7.688 inches 2nd end
Flange Face Design Plain 2nd end
Style Designator Angle
Reference Number Differentiating Characteristics As differentiated by the valve discharge flow rate requirement

Part Numbers

Part Number Company RNAAC (Repair Depot)
5VKG72 ASHCROFT INC. HD - NAVAL INVENTORY CONTROL POINT
S5103H3198092 NAVAL SHIP SYSTEMS COMMAND HD - NAVAL INVENTORY CONTROL POINT
5VKG72 DRESSER, INC. HD - NAVAL INVENTORY CONTROL POINT