NSN 4820-00-404-6068 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 0631D0001-1

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-404-6068 safety relief valve
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NSN 4820004046068


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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 4820-00-404-6068 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 4820-00-404-6068 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-404-6068
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.0lb
Thread Class 2a 1st end
Thread Direction Right-hand 1st end
Flow Control Device Diaphragm
Valve Discharge Flow Rate 5.1 liters per minute
Connection Style External seat for gasket seal (boss) 1st end
Valve Operation Method Automatic
Connection Type Threaded external tube 1st end
Thready Qty Per Inch (tpi) 24 1st end
Thread Size 0.312 inches 1st end
Special Features Self-sealing elastomer hermetic seal
Material Stainless steel
Style Designator Straight thru
Thread Series Designator Unf 1st end

Part Numbers

Part Number Company RNAAC (Repair Depot)
0631D0001-1 MARTIN MARIETTA TECHNOLOGIES INC HD - NAVAL INVENTORY CONTROL POINT
0631D0001-1 LOCKHEED MARTIN CORPORATION ZZ - USA