NSN 4820-00-477-9750 Repair Services

Gaseou Pressure Equalizing Valve Overhaul, Repair, and Maintenance

MPN: B41120FF3, 8437270, 4820004779750

Pricing and Lead Time Quote

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NSN 4820004779750


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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 4820-00-477-9750 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 4820-00-477-9750 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-477-9750
Categorization Other taps, cocks, valves, etc.
Repairability Code Z

This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Approximate Weight 0.1lb
Body Material Aluminum alloy, qq-a-225/6, alloy 2024, t4
Maximum Operating Pressure Not rated
Outside Surface Treatment Anodized
Body Style Single connection, straight flow
Stem Material Aluminum
Tempurature Rating -65.0 degrees fahrenheit and 180.0 degrees fahrenheit
Media For Which Designed Oxygen, gaseous
First End Connection Type Threaded external boss
First End Style Designator External seat for gasket seal
First End Thread Size And Series/type Designator 0.500-20 unf
First End Thread Class 3a
First End Thread Direction Right-hand
Seat Material Aluminum alloy, qq-a-225/6, alloy 2024, t4
Flow Control Device Poppet
Flow Control Device Material Aluminum
End Connection Quantity 1
Disk Loading Method Spring
Opening Pressure Setting 3.0 pounds per square inch
Valve Venting Design Type Atmospheric
Valve Relief Design Type Pressure and vacuum
Absolute Pressure Setting Not rated

Part Numbers

Part Number Company RNAAC (Repair Depot)
B41120FF3 EATON CORPORATION AX - DLA LAND AND MARITIME
8437270 ARMY, UNITED STATES DEPARTMENT OF BF - U.S. ARMY ARMAMENT & CHEMICAL ACQUISITION AND LOGISTICS
4820004779750 E.C.A ETABLISSEMENT YP - MOROCCO