NSN 4820-00-138-3897 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: BT-12-3M-10A2, BT123M0-0-10A2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-138-3897 safety relief valve
Your Email:
Your Name:
Company Name:
Optional reference:
Phone:
NSN 4820001383897


Privacy | Terms

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 4820-00-138-3897 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 4820-00-138-3897 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-138-3897
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.0lb
Pipe Size Accommodated 1.500 inches all ends
Thread Direction Right-hand all ends
Flow Control Device Spool
Disk Loading Method Spring
Valve Discharge Flow Rate 60.0 gallons per minute
Renewable Seat Ring Type Pressed-in
Connection Style Plain, optional en (pipe) all ends
Valve Operation Method Automatic
Connection Type Threaded internal pipe all ends
Maximum Operating Pressure 3000.0 pounds per square inch single response
Thread Size 1.500 inches all ends
Special Features Includes pilot valve, gauge port and remote control port
Material Steel
Media For Which Designed Fuel/oil, hydrocarbon single response
Style Designator Cross
Thread Series Designator Nptf all ends

Part Numbers

Part Number Company RNAAC (Repair Depot)
BT-12-3M-10A2 SOUTHWEST WELDING AND MFG CO AX - DLA LAND AND MARITIME
BT123M0-0-10A2 SOUTHWEST WELDING AND MFG CO AX - DLA LAND AND MARITIME