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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

Hex nut

BMW Part Number:17 21 2 243 686
17212243686short number 2243686
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One email the moment one is listed — nothing else.

Fits E36 — 325td, 325tds
Select your vehicle to check fitment

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Hex nut – BMW diagram13 View BMW DiagramSee this part on the official exploded view

Hex nut — a genuine BMW part, number 17 21 2 243 686. The number stamped on the part is 17212243686; BMW's catalog files it under the short number 2243686. You will find it on our Cooling System shelf, under Oil cooler.

It fits the E36 sedan (325td and 325tds, 1991–1993), with the M51 engine.

BMW draws it on the Engine Oil Cooling (17_0091) diagram. It weighs about 3 g (under 0.1 lb).

We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.

Details

BMW Part Number17 21 2 243 686
Also written as172122436862243686
QualityGenuine BMW · OEM

Every used part is inspected and graded before listing. Condition grades:

  • Good — minimal wear, fully functional.
  • Fair — normal wear, fully functional.
  • Acceptable — visible wear, still functional.

Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.

Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.