4001 Series SAE J1926-1 Ulusi Wowongoka O-Ring ORB Viton® O-Ring ya ORB Hydraulic couplings
| GAWO | TUBE | W | ID |
| NO.SIZE | OD | KUBWIRIRA | |
| 4001-02 | 1/8 | 0.064 | 0.239 |
| 4001-03 | 3/16 | 0.064 | 0.301 |
| 4001-04 | 1/4 | 0.072 | 0.351 |
| 4001-06 | 3/8 | 0.078 | 0.468 |
| 4001-08 | 1/2 | 0.087 | 0.644 |
| 4001-10 | 5/8 | 0.097 | 0.755 |
| 4001-12 | 3/4 | 0.116 | 0.924 |
| 4001-14 | 7/8 | 0.116 | 1.048 |
| 4004-16 | 1 | 0.116 | 1.171 |
| 4001-20 | 1-1/4 | 0.118 | 1.475 |
| 4001-24 | 1-1/2 | 0.118 | 1.720 |
| 4001-32 | 2 | 0.118 | 2.337 |
