NSN 4820-00-555-3156 Repair Services

Check Valve Overhaul, Repair, and Maintenance

MPN: 2556-8819, 259A1PP, 1553292-101, 259A1PP1-5, 771-902-9001, 259A1PP-5

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-555-3156 check valve
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NSN 4820005553156


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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 4820-00-555-3156 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 4820-00-555-3156 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-555-3156
Categorization Check valves of materials other than copper, iron or steel
Repairability Code

Approximate Weight 0.0lb
Thread Direction Right-hand all ends
Flow Control Device Poppet
Disk Loading Method Spring
Maximum Operating Temp 250.0 degrees fahrenheit single response
Connection Style Plain, optional end (pipe) all ends
Valve Operation Method Automatic
Connection Type Threaded internal pipe all ends
Mounting Position Horizontal or vertical
Maximum Operating Pressure 3000.0 pounds per square inch single response
Thread Size 0.125 inches all ends
Special Features 5.0 psi valve cracking pressure
Material Aluminum alloy 2024
Material Specification Qq-a-225/6, alloy 2024, t4 federal specification single material response
Media For Which Designed Hydraulic fluid, silicate-ester base 2nd response
Surface Treatment Anodize
Style Designator Straight thru
Thread Series Designator Nptf all ends

Part Numbers

Part Number Company RNAAC (Repair Depot)
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
1553292-101 HONEYWELL INTL INC AX - DLA LAND AND MARITIME
259A1PP1-5 CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
1553292-101 HONEYWELL INTL INC AX - DLA LAND AND MARITIME
259A1PP1-5 CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
1553292-101 HONEYWELL INTL INC AX - DLA LAND AND MARITIME
259A1PP1-5 CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
1553292-101 HONEYWELL INTL INC AX - DLA LAND AND MARITIME
259A1PP1-5 CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
2556-8819 LOCKHEED MARTIN CORPORATION AX - DLA LAND AND MARITIME
259A1PP CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
1553292-101 HONEYWELL INTL INC AX - DLA LAND AND MARITIME
259A1PP1-5 CIRCOR AEROSPACE, INC. AX - DLA LAND AND MARITIME
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
771-902-9001 HONEYWELL LIMITED KE - NAVAL ICP
259A1PP-5 CIRCOR AEROSPACE, INC. ZZ - USA
259A1PP-5 CIRCOR AEROSPACE, INC. ZZ - USA
259A1PP-5 CIRCOR AEROSPACE, INC. ZZ - USA
259A1PP-5 CIRCOR AEROSPACE, INC. ZZ - USA
259A1PP-5 CIRCOR AEROSPACE, INC. ZZ - USA