Rockwell Collins® Couplings

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Rockwell Collins® Lavatory Drain Couplings.

Sage Parts distributes the full line of high quality Rockwell Collins couplings, fittings, plugs, nipples, clamps, and replacement parts.

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Rockwell Collins® (formally Kaiser Roylyn) lavatory drain coupling (2653-21-1 & 2653-1), available in either composite or aluminum material, is connected and locked via a quarter-turn action onto the aircraft lavatory drain nipple at the service panel an enable the lavatory waste to be drained into the lavatory service vehicle during preflight.

The light weight composite lavatory WYE Drain Coupling provides the means to remove the lavatory drain plug or "donut" form the aircraft lavatory drain nipple, allowing the waste to drain into the lavatory service truck without spillage or leakage.

FEATURES
Leak-proof connection on all standard lavaroty 4in service panel drain valves
Eliminates ramp spillage and allows full flow for rapid waste removal
Durable, impact-resistant, non-porus composite material: Part numbers 2653-21-1, M2651-133-31, & M2651-133-33
Lightweight for easy handling and operation
Hose bib end for 4in ground servicing hose/clamp conection: Part numbers M2651-133-31 & 2653-21-1
Outlet nipple adapter for quick-change operation: Part number M2651-133-33
Stainless steel control shaft for easy plug removal and reinstallation: Part numbers M2651-133-31 & M2651-133-33
Distintive blue and yellow coloring for high visibility
Lavatory Drain Couplings

Part Number
Description
Size
Termination Type Fitting
Material
eSage
4 Inch Lav “WYE” Drain Couplings
M2651-133-11 Drain Coupling 4 Inch Hose Aluminum add to esage cart
M2651-133-13 Drain Coupling 4 Inch Nipple Aluminum add to esage cart
M2651-133-31 Drain Coupling 4 Inch Hose Composite add to esage cart
M2651-133-33 Drain Coupling 4 Inch Nipple Composite add to esage cart
4 Inch Lav Drain Couplings
2653-21-1 Drain Coupling 4 Inch Hose Composite add to esage cart
2653-1 Drain Coupling 4 Inch Hose Aluminum add to esage cart

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