TH 塞頭

	編號	規格	T	L	H
	編號	TH	UNF/UN (thread)	L	H
	TH-04-H	1/4	7/16-20	22	14
	TH-05-H	5/16	1/2-20	22	17
	TH-06-H	3/8	9/16-18	23	17
	TH-08-H	1/2	3/4-16	26.5	21
	TH-10-H	5/8	7/8-14	28.5	23
	TH-12-H	3/4	1 1/16-12	32	27
	TH-16-H	1"	1 5/16-12	35	33.3
	TH-20-H	1 1/4	1 5/8-12	38	41
	TH-24-H	1 1/2	1 7/8-12	43	50
	TH-28-H	1 3/4	2 1/4-12	50	60
	TH-32-H	2"	2 1/2-12	52	65