TRUE UNION SPRING CHECK VALVE

Size	NPT	BSPT	d	JIS	BS	ANSI	DIN	D1	D2	I	L
15mm(1/2")	14	14	16.8	22	22	21.34	20	48	27.4	17	87.2
20mm(3/4")	14	14	22	26	26	26.67	25	68	36.2	19.7	114.53
25mm(1")	11.5	11	26.5	32	34	33.4	32	68	42	23	129.5
32mm(1 1/4")	11.5	11	37.1	38	42	42.16	40	95	52.6	27	151.1
40mm(1 1/2")	11.5	11	44.6	48	48	48.26	50	92.8	61.4	32	160.3
50mm(2")	11.5	11	54.8	60	60	60.33	63	114.8	77.6	38	193.2
65mm(2")	8	11	65	76	76	73	75	148	89.4	45	231
80mm(2")	8	11	80	89	89	88.9	90	179	108.5	58	270
100mm(2")	8	11	80	114	114	114.3	110	179	132.5	63.5	281.8