NSN 4820-01-491-8953
Exhaust Control Valve
Datasheet
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Product description
Exhaust Control Valve NSN 4820-01-491-8953.
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MPN or Model
LW-19001
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Schedule B
8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
Exhaust Control Valve
A manually operated valve having one inlet and two outlets. It is designed to control the direction of exhaust gases into either of the outlets, one outlet discharging directly into the atmosphere, the other discharging under water.

Pricing and Availability
Get a quote for 4820-01-491-8953 exhaust control valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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LW-19001 | Textron Lycoming Inc |
Stock Check

Availability for this item was last checked on 09/19/25.
The quantities and conditions available at the time were:
- NS: 1
- NE: 3