Dix-Lock® N-Series Interchange Female Head x Male Threaded End Coupler

Product Options

Part Number	Length	Maximum OD	Body Size	Thread	Thread Size	Pipe Thread	Material
3NM4	1.80" (45.7 mm)	1.10" (27.9 mm)	3/8"	NPTF	1/2"	NPT / NPTF	Steel
4NM3	1.66" (42.2 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/8"	NPT / NPTF	Steel
4NM4	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	NPTF	1/2"	NPT / NPTF	Steel
4NM6	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	Steel
4NM8	1.85" (49.5 mm)	1.50" (38.1 mm)	1/2"	NPTF	1"	NPT / NPTF	Steel
3NBM4	1.73" (43.8 mm)	1.10" (27.9 mm)	3/8"	BSPT	1/2"	NPT / NPTF	Steel
4NBM4	1.75" (44.5 mm)	1.50" (38.1 mm)	1/2"	BSPT	1/2"	BSPP / BSPT	Steel
4NBM6	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	BSPT	3/4"	BSPP / BSPT	Steel
4NBM8	1.85" (49.5 mm)	1.50" (38.1 mm)	1/2"	BSPT	1"	BSPP / BSPT	Steel
4NM3-B	1.66" (42.2 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/8"	NPT / NPTF	Brass
4NM4-B	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	NPTF	1/2"	NPT / NPTF	Brass
4NM6-B	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	Brass
4NM8-B	1.85" (49.5 mm)	1.50" (38.1 mm)	1/2"	NPTF	1"	NPT / NPTF	Brass
4NBM4-B	1.75" (44.5 mm)	1.50" (38.1 mm)	1/2"	BSPT	1/2"	BSPP / BSPT	Brass
4NBM6-B	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	BSPT	3/4"	BSPP / BSPT	Brass
4NBM8-B	1.85" (49.5 mm)	1.50" (38.1 mm)	1/2"	BSPT	1"	BSPP / BSPT	Brass
4NM6-S	1.85" (47.0 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	303 Stainless Steel
4NM6-SS	1.85" (47.0 mm)	1.5" (38.1 mm)	1/2"	NPTF	3/4"-14	NPT / NPTF	316 Stainless Steel
4NM8-SS	1.85" (49.5 mm)	1.5" (38.1 mm)	1/2"	NPTF	1"	NPT / NPTF	316 Stainless Steel