>> Search results for: KS521 NSN Search Results National Stock Number (NSN) Description 3950-12-143-1809, 3950121431809 STANGE,KOLBEN- 5120-99-354-0119 , 5120993540119 UNIVERSAL JOINT,SOC 3950-12-143-1807, 3950121431807 BAUGRUPPE, BREMSBAN 3950-12-143-1808 , 3950121431808 ZAPFEN,LAGER- 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information