NPT (M) to Metric (F)

Nickel Plated Brass - Industrial Grade
Part Numbers	Threads		Dimensions in Inches (mm)
	Male Thread A	Female Thread B	W	T	H
	Male Thread A	Female Thread B	Wrench Flat	Thread Length	Height
A-NPTM-1216-BR	1/2" NPT	M16 x 1.5	.98 (25)	.79 (20)	1.18 (30)
A-NPTM-1220-BR	1/2" NPT	M20 x 1.5	.98 (25)	.79 (20)	1.18 (30)
A-NPTM-1225-BR	1/2" NPT	M25 x 1.5	1.26 (32)	.79 (20)	1.18 (30)
A-NPTM-3425-BR	3/4" NPT	M25 x 1.5	1.24 (31.6)	.75 (19)	1.18 (30)
A-NPTM-1032-BR	1" NPT	M32 x 1.5	1.50 (38)	.98 (25)	1.61 (41)
A-NPTM-5432-BR	1-1/4" NPT	M32 x 1.5	1.67 (42.5)	.59 (15)	1.30 (33)

Nickel Plated Brass – Explosion Proof (ATEX, Class 1, Division 1)
Part Numbers	Threads
	Male Thread A	Female Thread B
A1.1/2.20.N	1/2" NPT	M20 x 1.5
AD-U-1-1-29-05	1/2" NPT	M25 x 1.5
R1.3/4.20.N	3/4" NPT	M20 x 1.5
A1.3/4.25.N	3/4" NPT	M25 x 1.5
R1.1.20.N	1" NPT	M20 x 1.5
R1.1.25.N	1" NPT	M25 x 1.5
AD-U-1-1-31-06	1" NPT	M32 x 1.5
RD-U-1-1-36-08	3" NPT	M50 x 1.5

316 Stainless Steel – Explosion Proof (ATEX, Class 1, Division 1)
Part Numbers	Threads
	Male Thread A	Female Thread B
A1.1/2.20.S	1/2" NPT	M20 x 1.5
AD-U-3-0-29-05	1/2" NPT	M25 x 1.5
R1.3/4.20.S	3/4" NPT	M20 x 1.5
AD-U-3-0-30-05	3/4" NPT	M25 x 1.5