NSN 4820-00-627-5235 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 5177A6EE15, 695903-1, HR26001

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-627-5235 safety relief valve
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NSN 4820006275235


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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 4820-00-627-5235 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 4820-00-627-5235 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-627-5235
Categorization Safety or relief valves
Repairability Code N

Approximate Weight 0.1lb
Thread Class 3a 1st end
Thread Direction Right-hand 1st end
Flow Control Device Poppet
Bonnet Type Inside spring
Bonnet Attachment Method Threaded
Disk Loading Method Spring
Valve Discharge Flow Rate 3.5 gallons per minute
Connection Style Flared (tube) 1st end
Valve Operation Method Automatic
Connection Type Threaded external tube 1st end
Features Provided Valve stem lock shield and bonnet packing and pressure tight outlet side
Thready Qty Per Inch (tpi) 18 1st end
Maximum Operating Pressure 100.0 pounds per square inch single response
Thread Size 0.562 inches 1st end
Seat Angle 37.0 degrees 1st end
Opening Pressure Setting 29.0 pounds per square inch
Outside Diameter Tube Accommodated 0.375 inches 1st end
Material Aluminum alloy seat
Media For Which Designed Oil, hydraulic single response
Surface Treatment Anodize
Style Designator Straight thru
Thread Series Designator Unf 1st end

Part Numbers

Part Number Company RNAAC (Repair Depot)
5177A6EE15 CIRCOR AEROSPACE, INC. SB - 645 MSSQ/MSIAPCS
695903-1 LOCKHEED MARTIN CORPORATION SB - 645 MSSQ/MSIAPCS
HR26001 NEW SD INC SB - 645 MSSQ/MSIAPCS