7321-B-440-AL,ROUND SWAGE STANDOFFPLAIN ALUMIN
7321-B-440-B,ROUND SWAGE STANDOFFPLAIN BRASS3
7321-B-440-S,ROUND SWAGE STANDOFFPLAIN STEEL3
7321-B-440-SS,ROUND SWAGE STANDOFFPLAIN STAINL
7-321-BA,HEATSINK LOW PROFILE BLK TO-220
7321-C-256-AL,ROUND SWAGE STANDOFFPLAIN ALUMIN
7321-C-256-B,ROUND SWAGE STANDOFFPLAIN BRASS3
7321-C-256-S,ROUND SWAGE STANDOFFPLAIN STEEL3