NSN 4820-00-188-8263 Repair Services

Stop-check Valve Overhaul, Repair, and Maintenance

MPN: 1385541-043, C-35656-4IN, 803-1385541-043, 803-1385541, S4824-1385541, CD-54791 ITEM 3

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-188-8263 stop-check valve
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NSN 4820001888263


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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 4820-00-188-8263 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 4820-00-188-8263 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-188-8263
Categorization Check valves of copper having a pressure rating under 850 kpa
Repairability Code

Approximate Weight 80.0lb
Flow Control Device Disk
Bonnet Type Outside screw-yoke
Bonnet Attachment Method Bolted
Renewable Seat Ring Type Threaded
Bolt Hole Quantity 8 all ends
Maximum Operating Temp 425.0 degrees fahrenheit single response
Valve Operation Method Manual
Flange Shape Round with holes all ends
Connection Type Flange all ends
Mounting Position Horizontal
Valve Size 4.000 inches
Maximum Operating Pressure 100.0 pounds per square inch single response
Outside Diameter 7.687 inches all ends
Face To Face Distance 12.500 inches
Thickness 0.500 inches all ends
Bolt Hole Diameter 0.562 inches all ends
Bolt Circle Diameter 6.562 inches all ends
Flange Face Design Plain all ends
Special Features Valve size 4.000 in.
Material Nickel alloy flow control device
Material Specification Qq-n-288, comp b federal specification single material response stem
Media For Which Designed Water-oil-gas single response
Style Designator Straight through flanged ends
Test Data Document 03950-cid882033194 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 80064-5000-s4824-c1385541 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

Part Numbers

Part Number Company RNAAC (Repair Depot)
1385541-043 NAVAL SEA SYSTEMS COMMAND AX - DLA LAND AND MARITIME
C-35656-4IN MILWAUKEE VALVE COMPANY, INC. AX - DLA LAND AND MARITIME
803-1385541-043 NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
803-1385541 NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
S4824-1385541 NAVAL SEA SYSTEMS COMMAND AX - DLA LAND AND MARITIME
S4824-1385541 NAVAL SHIP SYSTEMS COMMAND AX - DLA LAND AND MARITIME
CD-54791 ITEM 3 WALWORTH CO ZZ - USA