


GReddy - Hose Union Fitting(s) - M5-M19
Common place in Japan, but sometimes difficult in the USA to source. This JDM 1/8PT (or as better known in the USA 1/8 BSP British Standard Pipe (or BSPT) are common thread sizes for many Japanese makes, including GReddy. This is common for sensors, oil cooler adapters, oil lines, water lines and vacuum lines.
(*this is NOT the same as 1/8NPT, which is more common in the USA)
GReddy Optional Hose Union Fittings
Size | Fig. | Specification | P/N | Remarks |
---|---|---|---|---|
8φ Bypass Tube | 1 | 11900630 | Machined aluminum | |
10φ Bypass Tube | 2 | 11900631 | Machined aluminum | |
16φ Bypass Tube | 3 | 11900632 | Machined aluminum | |
19φ Bypass Tube | 4 | 11900633 | Machined aluminum | |
5φ-5φ | 5 | 11900640 | Brass Cr plating | |
5φ-6φ | 6 | 11900644 | Brass Cr plating | |
5φ-8φ | 7 | 11900641 | Brass Cr plating | |
6φ-8φ | 8 | 11900649 | Brass Cr plating | |
10φ-14φ | 9 | 11900634 | Brass Cr plating | |
19φ-22φ | 10 | 11900635 | Machined aluminum | |
5φ-1/8BSPT | 11 | (JDM 1/8PT) | see 11900645 | Brass Cr plating |
6φ-1/8BSPT | 12 | (JDM 1/8PT) | see 11900648 | Brass Cr plating |
8φ-1/8BSPT | 13 | (JDM 1/8PT) | see 11900651 | Brass Cr plating |
10φ-1/8BSPT | 14 | (JDM 1/8PT) | see 11900653 | Brass Cr plating |
12.5φ-3/8BSPT | 15 | (JDM 3/8PT) | 11900636 | Brass Cr plating |
5φ-1/8BSPP | 16 | (JDM 1/8PF) for air pressure hoses | 11900637 | Brass Cr plating |
6φ-1/8BSPP | 17 | (JDM 1/8PF) for air pressure hoses | 11900638 | Brass Cr plating |

GReddy - Hose Union Fitting(s) - M5-M19
Sale price$12.00
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