Dix-Lock® N-Series Bowes Interchange Female Threaded Plug

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Part Number	Length	Maximum OD	Body Size	Thread	Thread Size	Pipe Thread	Material
N4F3	2.92" (74.0 mm)	1.31" (33.3 mm)	1/2"	NPTF	3/8"	NPT / NPTF	Steel
N4F4	2.92" (74.0 mm)	1.31" (33.3 mm)	1/2"	NPTF	1/2"	NPT / NPTF	Steel
N4F6	3.42" (86.7 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	Steel
N4F8	3.59" (91.2 mm)	1.79" (45.3 mm)	1/2"	NPTF	1"	NPT / NPTF	Steel
N4BF8	3.59" (91.2 mm)	1.79" (45.3 mm)	1/2"	BSPP	1"	BSPP / BSPT	Steel
N4F3-B	2.92" (74.0 mm)	1.31" (33.3 mm)	1/2"	NPTF	3/8"	NPT / NPTF	Brass
N4F4-B	2.92" (74.0 mm)	1.31" (33.3 mm)	1/2"	NPTF	1/2"	NPT / NPTF	Brass
N4F6-B	3.42" (86.7 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	Brass
N4F8-B	3.59" (91.2 mm)	1.79" (45.3 mm)	1/2"	NPTF	1"	NPT / NPTF	Brass
N4F6-S	3.42" (86.7 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"	NPT / NPTF	303 Stainless Steel
N4F6-SS	3.42" (86..7 mm)	1.50" (38.1 mm)	1/2"	NPTF	3/4"-14	NPT / NPTF	316 Stainless Steel
N4F8-SS	3.59" (91.2 mm)	1.79" (45.3 mm)	1/2"	NPTF	1"-11-1/2"	NPT/NPTF	316 Stainless Steel