Genuine Caterpillar 3/8"-16 Cone lock nut. 410 Stainless steel with coating. Used as a turbocharger mounting lock nut
Suitable for - 3508B D330C D353E D353D D353C 3304 3306 D398A D398B 3512 3516 D379A D379B D333C C280-16 C280-12 D399 3612 3616 C18 3608 D348 D349 3208 3516B 3408B 3412 3408 3406 3406B 3406E 3512B C280-8 C280-6 3508
Genuine CAT 2N-2766 Lock Nut