Male Connector (Tapered Thread)
For Fractional Tube to Female NPT thread connection

TUBE OD | NPT MALE THREAD | DIMENSIONS IN INCH | PART NO. | |||||
T | P | B | E | F | G | L | Well-Lok | Fine-Lok |
1/8 | 1/8 | 0.38 | 0.09 | 7/16 | 7/16 | 0.94 | MC-125-125N | SMC-125-125N |
1/8 | 1/4 | 0.56 | 0.09 | 9/16 | 7/16 | 1.14 | MC-125-250N | SMC-125-250N |
1/8 | 3/8 | 0.56 | 0.09 | 11/16 | 7/16 | 1.15 | MC-125-375N | SMC-125-375N |
1/8 | 1/2 | 0.75 | 0.09 | 7/8 | 7/16 | 1.40 | MC-125-500N | SMC-125-500N |
3/16 | 1/8 | 0.38 | 0.12 | 7/16 | 1/2 | 0.97 | MC-187-125N | SMC-187-125N |
3/16 | 1/4 | 0.56 | 0.12 | 9/16 | 1/2 | 1.17 | MC-187-250N | SMC-187-250N |
1/4 | 1/8 | 0.38 | 0.19 | 1/2 | 9/16 | 1.00 | MC-250-125N | SMC-250-125N |
1/4 | 1/4 | 0.56 | 0.19 | 9/16 | 9/16 | 1.20 | MC-250-250N | SMC-250-250N |
1/4 | 3/8 | 0.56 | 0.19 | 11/16 | 9/16 | 1.22 | MC-250-375N | SMC-250-375N |
1/4 | 1/2 | 0.75 | 0.19 | 7/8 | 9.16 | 1.47 | MC-250-500N | SMC-250-500N |
1/4 | 3/4 | 0.75 | 0.19 | 1-1/8 | 9/16 | 1.53 | MC-250-750N | SMC-250-750N |
5/16 | 1/8 | 0.38 | 0.19 | 9/16 | 5/8 | 1.05 | MC-312-125N | SMC-312-125N |
5/16 | 1/4 | 0.56 | 0.25 | 9/16 | 5/8 | 1.23 | MC-312-250N | SMC-312-250N |
5/16 | 3/8 | 0.56 | 0.25 | 11/16 | 5/8 | 1.25 | MC-312-375N | SMC-312-375N |
5/16 | 1/2 | 0.75 | 0.25 | 7/8 | 5/8 | 1.50 | MC-312-500N | SMC-312-500N |
3/8 | 1/8 | 0.38 | 0.19 | 5/8 | 11/16 | 1.10 | MC-375-125N | SMC-375-125N |
3/8 | 1/4 | 0.56 | 0.28 | 5/8 | 11/16 | 1.28 | MC-375-250N | SMC-375-250N |
3/8 | 3/8 | 0.56 | 0.28 | 11/16 | 11/16 | 1.28 | MC-375-375N | SMC-375-375N |
3/8 | 1/2 | 0.75 | 0.28 | 7/8 | 11/16 | 1.53 | MC-375-500N | SMC-375-500N |
3/8 | 3/4 | 0.75 | 0.28 | 1-1/8 | 11/16 | 1.59 | MC-375-750N | SMC-375-750N |
1/2 | 1/8 | 0.38 | 0.19 | 13/16 | 7/8 | 1.13 | MC-500-125N | SMC-500-125N |
1/2 | 1/4 | 0.56 | 0.28 | 13/16 | 7/8 | 1.31 | MC-500-250N | SMC-500-250N |
1/2 | 3/8 | 0.56 | 0.38 | 13/16 | 7/8 | 1.31 | MC-500-375N | SMC-500-375N |
1/2 | 1/2 | 0.75 | 0.41 | 7/8 | 7/8 | 1.53 | MC-500-500N | SMC-500-500N |
1/2 | 3/4 | 0.75 | 0.41 | 1-1/8 | 7/8 | 1.59 | MC-500-750N | SMC-500-750N |
1/2 | 1 | 0.94 | 0.41 | 1-3/8 | 7/8 | 1.85 | MC-500-1000N | SMC-500-1000N |
5/8 | 3/8 | 0.56 | 0.38 | 15/16 | 1 | 1.34 | MC-625-375N | SMC-625-375N |
5/8 | 1/2 | 0.75 | 0.47 | 15/16 | 1 | 1.53 | MC-625-500N | SMC-625-500N |
5/8 | 3/4 | 0.75 | 0.50 | 1-1/8 | 1 | 1.59 | MC-625-750N | SMC-625-750N |
3/4 | 1/2 | 0.75 | 0.47 | 1-1/16 | 1-1/8 | 1.59 | MC-750-500N | SMC-750-500N |
3/4 | 3/4 | 0.75 | 0.62 | 1-1/8 | 1-1/8 | 1.59 | MC-750-750N | SMC-750-750N |
3/4 | 1 | 0.94 | 0.62 | 1-3/8 | 1-1/8 | 1.85 | MC-750-1000N | SMC-750-1000N |
7/8 | 3/4 | 0.75 | 0.62 | 1-3/16 | 1-1/4 | 1.59 | MC-875-750N | SMC-875-750N |
7/8 | 1 | 0.94 | 0.72 | 1-3/8 | 1-1/4 | 1.85 | MC-875-1000N | SMC-875-1000N |
1 | 1/2 | 0.75 | 0.47 | 1-3/8 | 1-1/2 | 1.78 | MC-1000-500N | SMC-1000-500N |
1 | 3/4 | 0.75 | 0.62 | 1-3/8 | 1-1/2 | 1.78 | MC-1000-750N | SMC-1000-750N |
1 | 1 | 0.94 | 0.88 | 1-3/8 | 1-1/2 | 1.97 | MC-1000-1000N | SMC-1000-1000N |