Wheel # of Blades Outside Diameter Height Inlet Diameter Hub Bore Used on F8010010 8 11-3/4" 6-27/32" 8-3/8" 1/2" DU25L/H DU30L/H DU33L/H F8010011 8 11-3/4" 6-5/16" 8-3/8" 3/4" NCA08, BDU11 DD10, BDCR10 F8010013 9 13-3/4" 6-13/16" 10-1/8" 3/4" NCA10FA, BDU13 DD13, BDCR13 F8010014 9 13-3/4" 7-11/32" 10-1/8" 1/2" DU50L/H F8010015 9 15-3/4" 7-19/32" 11-5/8" 3/4" NCA14, BDU15 DD15, BDCR15 F8010016 9 15-3/4" 4-13/16" 11-5/8" 3/4" NCA14HP, BDU15HP F8010017 9 15-3/4" 7-19/32" 11-5/8" 5/8" DU75L/H DU85L/H F8010018 10 18-3/4" 8-5/8" 12-5/8" 3/4" NCA16, BDU18 DD18, BDCR18 F8010019 10 18-3/4" 5-9/16" 12-5/8" 3/4" NCA16HP, BDU18HP F8010020 10 20-3/4" 9-3/16" 14-5/8" 3/4" NCA18, BDU20 DD20, BDCR20 F8010021 10 20-3/4" 6-1/16" 14-5/8" 3/4" NCA18HP, BDU18HP F8010024 10 24-3/4" 10-1/16" 18-1/16" 1" NCA24, BDU24 DD24, BDCR24 F8010025 10 20-3/4" 6-7/8" 18-1/16" 1" NCA24HP, BDU24HP F8010030 12 30-7/8" 11-7/8" 21-1/16" 1-3/16" NCA30, BDU30 DD30, BDCR30 F8010031 12 30-7/8" 8-9/16" 21-1/16" 1-3/16" NCA30HP, BDU30HP F8010036 10 37-1/4" 15-1/8" 27-9/16" 1-3/16" NCA36, BDU36 DD36, BDCR36 F8010037 10 37-1/4" 10-3/8" 27-9/16" 1-3/16" NCA36HP, BDU36HP F8011208 8 8-3/8" 4-1/16" 6-1/2" 3/8" DU8 DR8 F8011216 8 9-3/4" 5-9/16" 8-3/4" 1/2" DU16 DR16 F8011225 8 12-1/8" 6" 10" 1/2" DR25 F8011233 8 13-5/8" 6-1/16" 11" 1/2" DR33 F8011250 8 12" 5-9/16" 12-1/4" 1/2" DR50 F8011275 9 13-3/4" 6-13/16" 10-1/8" 5/8" DR75