JIC 37° Flare
SAE J514
Sealing – The seal is created by establishing a line of contact between the male 37° nose and the female 37° flare. The threads hold the connection mechanically.
| Inch Size | Dash Size | Nominal Thread | Male Thread OD (inch) | Female Thread ID (inch) |
| 1/8 | -02 | 5/16x 24 | 5/16 (0.31) | 9/32 (0.27) |
| 3/16 | -03 | 3/8×24 | 3/8 (0.38) | 11/32 (0.34) |
| 1/4 | -04 | 7/16×20 | 7/16 (0.44) | 13/32 (0.39) |
| 5/16 | -05 | 1/2×20 | 1/2 (0.50) | 15/32 (0.45) |
| 3/8 | -06 | 9/16×18 | 9/16 (0.56) | 17/32 (0.51) |
| 1/2 | -08 | 3/4×16 | 3/4 (0.75) | 11/16 (0.69) |
| 5/8 | -10 | 7/8×14 | 7/8 (0.88) | 13/16 (0.81) |
| 3/4 | -12 | 1-1/16×12 | 1-1/16 (1.06) | 1 (0.98) |
| 7/8 | -14 | 1-3/16×12 | 1-3/16 (1.19) | 1-1/8 (1.10) |
| 1 | -16 | 1-5/16×12 | 1-5/16 (1.31) | 1-1/4 (1.23) |
| 1-1/4 | -20 | 1-5/8×12 | 1-5/8 (1.63) | 1-9/16 (1.54) |
| 1-1/2 | -24 | 1-7/8×12 | 1-7/8 (1.88) | 1-13/16 (1.79) |
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