NSN 4820-00-477-3333 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: M16-18149

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-477-3333 safety relief valve
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NSN 4820004773333


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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 4820-00-477-3333 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 4820-00-477-3333 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-477-3333
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.0lb
Thread Class 2b 2nd end
Thread Direction Right-hand 2nd end
Flow Control Device Piston
Bolt Hole Quantity 4 1st end
Connection Style Gasket sea (boss) 2nd end
Width 2.000 inches 1st end
Length 3.500 inches 1st end
Valve Operation Method Automatic
Flange Shape Rectangular with holes 1st end
Connection Type Threaded internal boss 2nd end
Thread Size 0.438 inches 2nd end
Outside Diameter 1.250 inches 1st end
Thickness 1.188 inches 1st end
Bolt Hole Diameter 0.375 inches 1st end
Center To Center Distance Between Bolt Holes Along Length 2.375 inches 1st end
Flange Face Design Plain 1st end
Material Steel
Surface Treatment Paint
Style Designator Straight through note: to be used for valve bodies of one section only.
Thread Series Designator Unf 2nd end

Part Numbers

Part Number Company RNAAC (Repair Depot)
M16-18149 PARKER-HANNIFIN CORPORATION AX - DLA LAND AND MARITIME