NSN 4820-00-097-9890 Repair Services

Flat Valve Diaphragm Overhaul, Repair, and Maintenance

MPN: 2971, 2971L

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-097-9890 flat valve diaphragm
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NSN 4820000979890


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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 4820-00-097-9890 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 4820-00-097-9890 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-097-9890
Categorization Parts of taps, cocks, valves and similar appliances
Repairability Code

Approximate Weight 0.1lb
Hole Diameter 0.410 inches
Outside Diameter 9.500 inches
Bolt Circle Diameter 8.625 inches
Material Thickness 0.062 inches
Center Hole Diameter 0.532 inches
Bolt Hole Quantity 12
Material Rubber fabric reinforced
Style Designator Flat

Part Numbers

Part Number Company RNAAC (Repair Depot)
2971 TRAC REGULATORS INC AX - DLA LAND AND MARITIME
2971 LAWLER MANUFACTURING CO. INC. AX - DLA LAND AND MARITIME
2971L TRAC REGULATORS INC ZZ - USA