NSN 4820-00-068-8640 Repair Services

Stop Diaphragm Valve Overhaul, Repair, and Maintenance

MPN: 8397BSLCSSR2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-068-8640 stop diaphragm valve
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NSN 4820000688640


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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 4820-00-068-8640 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 4820-00-068-8640 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-068-8640
Categorization Other taps, cocks, valves, etc.
Repairability Code

Approximate Weight 0.0lb
Bonnet Type Inside screw
Bonnet Attachment Method Bolted
Bolt Hole Quantity 4 1st end
Valve Operation Method Manual
Flange Shape Round with holes 1st end
Connection Type Flange 1st end
Outside Diameter 4.250 inches 1st end
Face To Face Distance 5.750 inches
Thickness 0.500 inches 1st end
Bolt Hole Diameter 0.625 inches 1st end
Bolt Circle Diameter 3.125 inches 1st end
Flange Face Design Raised straight 1st end
Raised Face Height 0.062 inches 1st end
Raised Face Diameter 1.938 inches 1st end
Material Steel stem
Style Designator Straight through flanged ends

Part Numbers

Part Number Company RNAAC (Repair Depot)
8397BSLCSSR2 SARAN PROTECTIVE COATINGS CO XX -