NSN 4820-00-289-1877 Repair Services

Safety Relief Valve Overhaul, Repair, and Maintenance

MPN: 658 1-2IN, 658M0D1-2IN, 25J88PC222, CL119S4601-262000PC245

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-289-1877 safety relief valve
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NSN 4820002891877


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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 4820-00-289-1877 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 4820-00-289-1877 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-289-1877
Categorization Safety or relief valves
Repairability Code D

When repair is beyond lower level maintenance capability, evacuate the item to depot. disposal is not authorized below wholesale level.
Approximate Weight 6.0lb
Disk Loading Method Spring
Bolt Hole Quantity 3 1st end
Flange Shape Round with holes 1st end
Connection Type Flange 1st end
Adjustable Pressure Range +7.0/+25.0 pounds per square inch
Maximum Operating Pressure 100.0 pounds per square inch single response
Outside Diameter 3.562 inches 1st end
Bolt Hole Diameter 0.562 inches 1st end
Bolt Circle Diameter 2.438 inches 1st end
Flange Face Design Plain 1st end
Material Copper alloy body
Style Designator Angle

Part Numbers

Part Number Company RNAAC (Repair Depot)
658 1-2IN LUNKENHEIMER CO HD - NAVAL INVENTORY CONTROL POINT
658M0D1-2IN LUNKENHEIMER CO HD - NAVAL INVENTORY CONTROL POINT
25J88PC222 WESTINGHOUSE ELECTRIC CORP XX -
CL119S4601-262000PC245 NAVAL SHIP SYSTEMS COMMAND XX -
25J88PC222 WESTINGHOUSE ELECTRIC CORP XX -