NSN 4820-00-287-4089 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 00664-0368, 664-368, EN25-66, B2916, 48SIZE3-8 50PSI, FIG48-3-8-50LB, FIG48SIZE3-8-50PSI, 70607, A9052, A9052KITAK67, 16553, 1603496, 2510

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-287-4089 safety relief valve
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NSN 4820002874089


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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 4820-00-287-4089 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 4820-00-287-4089 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-287-4089
Categorization Safety or relief valves
Repairability Code

Approximate Weight 0.2lb
Thread Direction Right-hand all ends
Flow Control Device Poppet
Bonnet Type Exposed spring
Bonnet Attachment Method Threaded
Disk Loading Method Spring
Valve Discharge Flow Rate 31.0 cubic feet per minute
Connection Style Plain (pipe) all ends
Valve Operation Method Automatic or manual
Connection Type Threaded external pipe all ends
Maximum Operating Pressure 250.0 pounds per square inch single response
Thread Size 0.375 inches all ends
Opening Pressure Setting 50.0 pounds per square inch
Material Copper alloy
Media For Which Designed Gas, natural 2nd response
Style Designator Angle
Thread Series Designator Npt all ends

Part Numbers

Part Number Company RNAAC (Repair Depot)
00664-0368 HARSCO CORP AX - DLA LAND AND MARITIME
664-368 HARSCO CORP AX - DLA LAND AND MARITIME
EN25-66 WINCO, INC. ZZ - USA
B2916 ANDERSON GREENWOOD LP ZZ - USA
48SIZE3-8 50PSI ANDERSON GREENWOOD LP XX -
FIG48-3-8-50LB ANDERSON GREENWOOD LP XX -
FIG48SIZE3-8-50PSI ANDERSON GREENWOOD LP XX -
70607 CUMMINS INC. XX -
A9052 DCM MANUFACTURING, INC. XX -
A9052KITAK67 DCM MANUFACTURING, INC. XX -
16553 DRS CONSOLIDATED CONTROLS, INC. XX -
1603496 READY POWER CO THE XX -
2510 PRECISION INSTRUMENTS INC XX -
EN25-66 PIERCE CO INC THE XX -