302 Fflêr SAE 37° (JIC) Ffitiadau dur Cnau Fflêr Fer JIC
| RHIF RHAN | TIWB OD | B1 EDAU | I IGTH | C HEX |
| 0302-04 | 1/4 | 7/16-20 | 0. 593 | 0. 562 |
| 0302-05 | 5/16 | 1/2-20 | 0. 593 | 0.625 |
| 0302-06 | 3/8 | 9/16-18 | 0.656 | 0.687 |
| 0302-08 | 1/2 | 3/4-16 | 0.812 | 0.875 |
| 0302-10 | 5/8 | 7/8-14 | 0. 937 | 1.000 |
| 0302-12 | 3/4 | 1-1/16-12 | 1.140 | 1.250 |
| 0302-14 | 7/8 | 1-3/16-12 | 1.203 | 1.375 |
| 0302-16 | 1 | 1-5/16-12 | 1.281 | 1.500 |
| 0302-20 | 1-1/4 | 1-5/8-12 | 1.437 | 2.000 |
| 0302-24 | 1-1/2 | 1-7/8-12 | 1.562 | 2.250 |
| 0302-32 | 2 | 2-1/2-12 | 2.000 | 2.875 |
