Genuine BMW part 46 63 1 455 128: Nut. The number stamped on the part is 46631455128; BMW's catalog files it under the short number 1455128. You will find it on our Supplies & Hardware shelf, under Motorbike fairing, windscreen.
It fits the E36 sedan and coupe (318i, 320i, 323i, 325i, 328i and M3, 1992–1999), with the M40, M42, M43, M44, M50 or M52 and other engines — and the European-market versions.
BMW draws it on the Bumper, front (51_3892) diagram. BMW lists the quantity used as “as required”. It weighs about 1 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.