Screw cap

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Black Raptor · Camping & Outdoor
Thetford screw cap for C2, C3 and C4 Yellow original Thetford screw cap for cassette toilets of types C2, C3 and C4.
Check fit and details

Does this fit your project?


Fits well if … Your cassette toilet is a Thetford C2, C3 or C4.
You are looking for the replacement cap with manufacturer number 1638578.


Probably doesn’t fit if … Your toilet model is not explicitly listed.
The existing part number differs.


Features and practical benefits


Original part The cap comes from Thetford.


Clear identification Types and manufacturer number make matching before purchase easier.


Limits and selection notes

Only for Thetford C2, C3 and C4 according to product data.
Color yellow.

Technical data with practical interpretation


Fits Thetford C2, C3, C4


Color yellow


Weight 8 g


Manufacturer number 1638578


Scope of delivery
One Thetford screw cap.
Use and care
Check type and manufacturer number on the existing part before ordering.
Frequently asked questions
Which toilets does the cap fit? For Thetford C2, C3 and C4. What color is it? Yellow. What is the manufacturer number? 1638578.
Black Raptor · Your selection
The matching original replacement part, if To
type and manufacturer number match.