Product details
Thread:Metric,PG,G(PF), NPT
Material:Brass with nickel plated
Features: Transform different thread O.D. Also, the products can be ordered as customers’ request.
Chart

| External Thread | Internal Thread | Item NO. | Thread Length | Total Length | Spanner Size |
| C3 | C1 | C2(mm) | (mm) | (mm) | |
| M16X1.5 | M12X1.5 | MIL-MG1612 | 6 | 8.5 | 18 |
| M20X1.5 | M16X1.5 | MIL-MG2016 | 6.5 | 9 | 22 |
| M25X1.5 | M20X1.5 | MIL-MG2520 | 7 | 10 | 30 |
| M32X1.5 | M25X1.5 | MIL-MG3225 | 8 | 11.5 | 40 |
| M40X1.5 | M32X1.5 | MIL-MG4032 | 9 | 12.5 | 50 |
| M50X1.5 | M40X1.5 | MIL-MG5040 | 10 | 14 | 59 |
| M63X1.5 | M50X1.5 | MIL-MG6350 | 10 | 14 | 67 |
| PG9 | PG7 | MIL-PG9/7 | 6 | 9 | 18 |
| PG11 | PG9 | MIL-PG11/9 | 6.5 | 9.5 | 20 |
| PG13.5 | PG11 | MIL-PG13.5/11 | 6.5 | 9.5 | 22 |
| PG16 | PG13.5 | MIL-PG16/13.5 | 6.5 | 9.5 | 24 |
| PG21 | PG16 | MIL-PG21/16 | 8 | 11.5 | 30 |
| PG29 | PG21 | MIL-PG29/21 | 9 | 12.5 | 40 |
| PG36 | PG29 | MIL-PG36/29 | 9 | 12.5 | 50 |
| PG42 | PG36 | MIL-PG42/36 | 10 | 14 | 57 |
| PG48 | PG42 | MIL-PG48/42 | 10 | 14 | 65 |
| G3/4" | G1/2" | MIL-G3/4-1/2 | 7.5 | 10.5 | 30 |
| G1" | G3/4" | MIL-G1-3/4 | 7.5 | 10.5 | 40 |
| G1 1/4" | G1" | MIL-G1 1/4-1 | 8 | 11.5 | 50 |
| NPT1/2" | NPT3/8" | MIL-NPT1/2-3/8 | 6.5 | 9 | 24 |
| NPT3/4" | NPT1/2" | MIL-NPT3/4-1/2 | 7.5 | 10 | 30 |
| NPT1" | NPT3/4" | MIL-NPT1-3/4 | 8 | 11.5 | 39 |
| NPT1 1/4" | NPT1" | MIL-NPT1 1/4 -1 | 9 | 12.5 | 50 |