VALVE SIZE		A1 (RF)		A2 (RTJ)		A3 (BW)		A4 (SW)		H2		W		L
NPS	DN	In	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm
2	50	8.00	203	8.5	216	8.00	203	8.00	203	15.3	388	7.9	200	–	–
2.5	65	8.50	216	9.0	229	8.50	216	8.50	216	14.8	376	8.8	224	–	–
3	80	9.50	241	10	254	9.50	241	9.50	241	17.0	433	8.8	224	–	–
4	100	11.50	292	12.0	305	11.50	292	11.50	292	19.5	495	9.8	250	–	–
6	150	16.00	406	16.5	419	16.00	406	16.00	406	22.6	574	14.0	355	–	–
8	200	19.50	495	20	508	19.50	495	19.50	495	28.0	710	14.0	355	–	–
10	250	24.50	622	25	635	24.50	622	24.50	622	31.4	797	17.7	450	–	–
12	300	27.50	698	28.0	711	27.50	698	27.50	698	39.1	993	17.7	450	–	–
14	350	31.00	787	31.5	800	31.00	787	31.00	787	54.6	1387	22.0	560	16.3	414
16	400	36.00	914	36.5	927	36.00	914	36.00	914	53.4	1356	22.0	560	16.3	414
18	450	38.50	978	39.0	991	38.50	978	38.50	978	78.0	1980	24.0	610	17.0	432