Item #	Tube Outer Diameter	Thread Size	Dimension A (Maximum)	Dimension B (Maximum)
N-F-1-XX	1/16 in	1/4-28	0.61 in	0.5 in
N-F-2-XX	0.125 in	5/16-24	0.61 in	0.5 in
N-F-3-XX	3/16 in	3/8-24	0.61 in	0.59 in
N-F-4-XX	1/4 in	7/16-20	0.61 in	0.68 in
N-F-5-XX	5/16 in	9/16-18	0.64 in	0.78 in
N-F-6-XX	3/8 in	1-1/16-16	0.64 in	0.88 in
N-F-8-XX	1/2 in	7/8-14	0.73 in	1.25 in
N-F-10-XX	5/8 in	1-12	0.77 in	1.38 in
N-F-12-XX	3/4 in	1-1/8-12	0.82 in	1.5 in
N-F-16-XX	1 in	1-3/8-12	0.9 in	1.75 in
N-F-1.1-XX	1.1 in	1-1/2-12	1.04 in	1.88 in
N-F-22-XX	1 3/8 in	1-3/4-12	1.29 in	2.25 in
N-M-4-XX	4 mm	3/8-24	0.61 in	0.59 in
N-M-6-XX	6 mm	7/16-20	0.61 in	0.66 in
N-M-7-XX	7 mm	7/16-20	0.61 in	0.66 in
N-M-8-XX	8 mm	9/16-18	0.64 in	0.88 in
N-M-9-XX	9 mm	11/16-16	0.64 in	0.88 in
N-M-10-XX	10 mm	11/16-16	0.64 in	0.91 in
N-M-12-XX	12 mm	7/8-14	0.73 in	1.16 in
N-M-15-XX	15 mm	1-12	0.77 in	1.38 in
N-M-20-XX	20 mm	1-1/8-12	0.82 in	1.5 in
N-M-26-XX	26 mm	1-1/2-12	1.04 in	1.88 in