英國諾冠NORGREN氣缸按缸徑可劃分為：PRA/182032，PRA/182040，PRA/182050，PRA/182063，PRA/182080，PRA/182100，PRA/182125
NORGREN諾冠產品有：氣動控制和自動化產品：包括氣缸、控制 (調節) 閥、氣源處理裝備、氣管及接頭
PRA/182032/100
PRA/182032/125
PRA/182032/160
PRA/182032/200
PRA/182032/250
PRA/182032/320
PRA/182032/50
PRA/182032/500
PRA/182032/80
PRA/182032/IT
PRA/182032/J
PRA/182032/JM
PRA/182032/L2
PRA/182032/L4
PRA/182032/L8
PRA/182032/M
PRA/182032/M/100
PRA/182032/M/125
PRA/182032/M/160
PRA/182032/M/200
PRA/182032/M/25
PRA/182032/M/250
PRA/182032/M/320
PRA/182032/M/400
PRA/182032/M/50
PRA/182032/M/500
PRA/182032/M/80
PRA/182032/MIL
PRA/182032/MT
PRA/182032/MW
PRA/182032/N1
PRA/182032/N2
PRA/182032/W
PRA/182032/W1
PRA/182032/W2
PRA/182032/W3
PRA/182032/W4
PRA/182032/X1
PRA/182032/X2
PRA/182032/X3
PRA/182032/X4
PRA/182040
PRA/182040/100
PRA/182040/125
PRA/182040/200
PRA/182040/25
PRA/182040/250
PRA/182040/320
PRA/182040/400
PRA/182040/50
PRA/182040/500
PRA/182040/80
PRA/182040/IT
PRA/182040/J
PRA/182040/JM
PRA/182040/L2
PRA/182040/L4