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By certification 
PG Type/M Type/NPT Type O-Ring
Material: EPDM Working temperature: -50℃ to150℃ Color: Black
PG Type/M Type/NPT Type O-Ring
Material: EPDM
Working temperature: -50℃ to150℃
Color: Black
As one of the professional o ring manufacturers, BEISIT is also known as one of the credible such suppliers. We are equipped with a group of qualified workers and advanced equipment, who can provide you with high precision o ring. Welcome to wholesale high quality products made in China with us.
| THREAD | d | s | Beisit No. |
| mm | mm | ||
| PG7 | 10 | 1,5 | P0709-O |
| PG9 | 12 | 1,5 | P0909-O |
| PG11 | 16 | 1,5 | P1109-O |
| PG13.5 | 17 | 1,8 | P1309-O |
| PG16 | 18 | 1,5 | P1611-O |
| PG21 | 26 | 2 | P2111-O |
| PG29 | 33 | 2 | P2912-O |
| PG36 | 43 | 2 | P3614-O |
| PG42 | 50 | 2 | P4214-O |
| PG48 | 55 | 2 | P4815-O |
| M12 x 1,5 | 10 | 1,5 | M12-O |
| M16 x 1,5 | 12 | 1,5 | M16-O |
| M20 x 1,5 | 17 | 1,8 | M20-O |
| M25 x 1,5 | 22 | 2 | M25-O |
| M32 x 1,5 | 29 | 2 | M32-O |
| M40 x 1,5 | 35 | 2 | M40-O |
| M50 x 1,5 | 43 | 2 | M50-O |
| M63 x 1,5 | 55 | 2 | M63-O |
| 3/8”NPT | 13 | 2 | N38-O |
| 1/2”NPT | 19 | 1,8 | N12-O |
| 3/4”NPT | 22 | 2 | N34-O |
| 1”NPT | 29 | 2 | N100-O |
| 1 1/4”NPT | 38 | 2,5 | N114-O |
| 1 1/2”NPT | 45 | 2,5 | N112-O |
