NSN 4820-00-090-9803 Repair Services

Flat Valve Diaphragm Overhaul, Repair, and Maintenance

MPN: 575-4501-1487293REVAPC2, NAP553CDS1REVAPC2, NAP553PC11, P799A, P799A-00

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-090-9803 flat valve diaphragm
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NSN 4820000909803


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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 4820-00-090-9803 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 4820-00-090-9803 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-090-9803
Categorization Parts of taps, cocks, valves and similar appliances
Repairability Code

Approximate Weight 0.1lb
Hole Diameter 0.312 inches
Outside Diameter 5.593 inches
Bolt Circle Diameter 4.906 inches
Material Thickness 0.188 inches
Center Hole Diameter 0.500 inches
Bolt Hole Quantity 8
Material Rubber synthetic
Style Designator Flat

Part Numbers

Part Number Company RNAAC (Repair Depot)
575-4501-1487293REVAPC2 NAVAL SEA SYSTEMS COMMAND AX - DLA LAND AND MARITIME
NAP553CDS1REVAPC2 ATLAS VALVE CO AX - DLA LAND AND MARITIME
NAP553PC11 ATLAS VALVE CO AX - DLA LAND AND MARITIME
P799A ATLAS VALVE CO AX - DLA LAND AND MARITIME
575-4501-1487293REVAPC2 NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
P799A-00 ATLAS VALVE CO ZZ - USA