Part Number: 1-110-230-01 (Diffuser housing)Part Number: 379515-1 (Diffuser housing)Part Number: 379515-30-SVC (Diffuser housing)Part Number: 379515-40 (Diffuser housing)Part Number: 3827429-1 (Diffuser housing)Part Number: 740742 (Diffuser housing)Part Number: 76022 (Diffuser housing)