Thetford · Catalog Reference
Thetford 638984
Kit Service Brnr Tube Replacement
638984 is the Thetford part number for the kit service brnr tube replacement. It is printed in Thetford’s own parts documentation, which we hold a copy of and link below.
Current eBay listings for Thetford 638984
Search eBay for Thetford 638984eBay carries exact OEM numbers, discontinued parts and old stock that general retailers drop, which is usually where a part this specific turns up.
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Also search Amazon for this part number
Catalog Reference: this number appears in manufacturer documentation, but model compatibility has not yet been confirmed.
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What this number replaces
If you were looking for 621073, this is the number that part points to. Thetford marks it with “USE 638984”, so 638984 is the one to order.
Which parts lists carry this number
It appears on the parts list for the N300 / N400.
Where this comes from
- Document
- Thetford parts list for N300 / N400PL_N300N400_619128_20221104.pdf
- Published by
- Thetford
- Retrieved
- 2026-08-28
- File checksum (SHA-1)
384e5dea87440c4310a5d332983ce86412ae75c5
What we have not checked
We can show you that 638984 is a real Thetford number, what Thetford calls it, and which parts lists carry it. Model compatibility has not yet been confirmed. That depends on your model year, build date and what is actually installed, and we do not publish a compatibility claim until we can show it in the manufacturer’s own document.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 confirmed 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.