Thetford parts reference
Thetford 638780
Kit Service Upper Hinge Pin Replacement Wrapped
638780 is the Thetford part number for the kit service upper hinge pin replacement wrapped. It is printed in Thetford’s own parts documentation, which we hold a copy of and link below.
What this number replaces
If you were looking for 623899, this is the number that part points to. Thetford marks it with “USE 638780”, so 638780 is the one to order.
Which parts lists carry this number
It appears on the parts lists for 11 different models: 1200 Series, 1210 Series, 322/323 Series, N1095 Series, N180 Series, N300 / N400, N305 Series, N51 SeriesN41 Series, N61/N81 Series, N62/N82 Series and N64/N84 Series. A number shared across several models usually means the component was carried over between them, which is useful when the exact list for your model is not the one you can find.
Where this comes from
- Document
- PL_322323_619722_20190306.pdf
- Published by
- Thetford
- Retrieved
- 2026-08-28
- File checksum (SHA-1)
42f5e0cc534e37f013b67a565a72116747f7ddd2
What we have not checked
We can show you that 638780 is a real Thetford number, what Thetford calls it, and which parts lists carry it. We have not verified that it fits your camper. That depends on your model year, build date and what is actually installed, and we do not publish a fitment claim until we can show it in the manufacturer’s own document.
Current marketplace inventory
Listings from eBay
These results match your search terms. Camper Replacement Parts has not yet verified fitment or compatibility for this part.
Checking current eBay inventory…
Camper Replacement Parts is not the seller. Price, shipping, stock and item condition are set by the eBay seller and can change at any time. We may earn a commission if you buy through these links.