NORGREN減壓閥R74G-4BK-RMN
NORGREN減壓閥可劃分為兩個系列分別是：R72G和R74G
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
R72G-2AB-RMN
R72G-2AK-EMN
R72G-2AK-FMN
R72G-2AK-NCG
R72G-2AK-NCN
R72G-2AK-NFG
R72G-2AK-NFN
R72G-2AK-NMG
R72G-2AK-NMN
R72G-2AK-RCG
R72G-2AK-RCN
R72G-2AK-RFG
R72G-2AK-RFN
R72G-2AK-RMG
R72G-2AK-RMN
R72G-2AT-NFG
R72G-2AT-NFN
R72G-2AT-NMN
R72G-2AT-RCG
R72G-2AT-RCN
R72G-2AT-RFG
R72G-2AT-RFN
R72G-2AT-RMG
R72G-2AT-RMN
R72G-2BK-EMN
R72G-2BK-NMG
R72G-2BK-NMN
R72G-2BK-RCN
R72G-2BK-RFG
R72G-2BK-RFN
R72G-2BK-RMG
R72G-2BK-RMN
R72G-2JK-RMN
R72G-2JT-RMN
R72G-3AK-EFN
R72G-3AK-FFN
R72G-3AK-FMG
R72G-3AK-NCG
R72G-3AK-NCN
R72G-3AK-NFG
R72G-3AK-NFN
R72G-3AK-NMG
R72G-3AK-NMN
R72G-3AK-RCG
R72G-3AK-RCN
R72G-3AK-RFG
R72G-3AK-RFN
R72G-3AK-RMG
R72G-3AK-RMN
R72G-3AT-NMG
R72G-3AT-NMN
R72G-3AT-RCG
R72G-3AT-RFG
R72G-3AT-RFN
R72G-3AT-RMG