| Comparison : | Item # 1510-B-SS, Type B Reduced Cam & Groove Couplings (Female Coupler x Male NPT) Item # 1510-B-AL, Type B Reduced Cam & Groove Couplings (Female Coupler x Male NPT)
 Item # 2015-B-SS, Type B Reduced Cam & Groove Couplings (Female Coupler x Male NPT)
 Item # 2015-B-AL, Type B Reduced Cam & Groove Couplings (Female Coupler x Male NPT)
 Item # 2030-B-AL, Type B Reduced Cam & Groove Couplings (Female Coupler x Male NPT)
 
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