Is the Cessna Fuel Cap C156003-0101 vented?
Yes, this is a vented Cessna fuel cap.
Does this Cessna fuel cap (C156003-0101) include the chain?
No, this Cessna fuel cap does NOT include the chain.
Does the Cessna Fuel Cap C156003-0101 include the gasket and slip ring?
Yes, it will come with the gasket and slip ring.
I have these Cessna Fuel Caps (C156003-0101), I would like to replace the gasket on them, what is the part number for its replacement?
You can use P/N# 06-00987. This will work with the C156003-0101 fuel cap.
Do you sell the slip ring individually that goes under the Cessna type fuel cap?
Yes, see our Part # 07-03551.
Is the top of this Cessan Fuel cap C156003-0101 plastic or metal?
The top of the cap is metal.
Will these caps fit the monarch bayonet style on a Cessna cardinal? What is the diameter of the neck it fits, inside and outside diameters?
Per Vendor: This should fit, only if you have the reduced diameter fuel caps on your aircraft already. If you have the older style, larger cap then this cap will not work.
Is there a manual for this or how do you adjust screw?
This is a Cessna OEM part. Refer to the aircraft service manual for this information.