Is éard atá i bhfoircinn an tslat ná ceann cruth súl le shank lárnach a fhoirmíonn mar chófra le haghaidh imthacaí simplí sféarúil.Úsáidtear iad go príomha ar fhoircinn loine hiodrálach nó aeroibrithe chun an sorcóir a cheangal le comhpháirt ghaolmhar.Is imthacaí sleamhnáin sféarúil é an Rod End a ionchorpraíonn fáinne istigh sféarúil le cruinneas agus cruas comhionann le imthacaí liathróid chruach.
ROD CRÍOCH: SA..TK | ITEM | Toisí mm |
| d | d3 | B | C1 | L1 | d2 | L7 | h | L2 | dk | R1s |
| 6g | | | nóim | | nóim | | | | |
| SA5T/K | 5 | M5x0.8 | 8 | 6 | 19 | 18 | | 33 | 42 | 11.11 | 0.3 |
| SA6T/K | 6 | M6×1.0 | 9 | 6.75 | 21 | 20 | | 36 | 46 | 12.7 | 0.3 |
| SA8T/K | 8 | M8×1.25 | 12 | 9 | 25 | 24 | | 42 | 54 | 15.875 | 0.3 |
| SA10T/K | 10 | M10×1.5 | 14 | 10.5 | 28 | 28 | | 28 | 62 | 19.05 | 0.3 |
| SA12T/K | 12 | M12×1.75 | 16 | 12 | 32 | 32 | | 54 | 70 | 22.225 | 0.3 |
| SA12-1T/K | 12 | M12×1.25 | 16 | 12 | 32 | 32 | | 54 | 70 | 22.225 | 0.3 |
| SA14T/K | 14 | M14×2.0 | 19 | 13.5 | 36 | 36 | 18 | 60 | 78 | 25.4 | 0.3 |
| SA16T/K | 16 | M16×2.0 | 21 | 15 | 37 | 42 | 21 | 66 | 87 | 28.575 | 0.3 |
| SA16-1T/K | 16 | M16×1.5 | 21 | 15 | 37 | 42 | 21 | 66 | 87 | 28.575 | 0.3 |
| SA18T/K | 18 | M18×1.5 | 23 | 16.5 | 41 | 44 | 22 | 72 | 94 | 31.75 | 0.3 |
| SA20T/K | 20 | M20×1.5 | 25 | 18 | 45 | 50 | 25 | 78 | 103 | 34.925 | 0.3 |
| SA22T/K | 22 | M22×1.5 | 28 | 20 | 48 | 54 | 27 | 84 | 111 | 38.1 | 0.3 |
| SA25T/K | 25 | M24×2.0 | 31 | 22 | 55 | 60 | 30 | 94 | 124 | 42.86 | 0.3 |
| SA28T/K | 28 | M27×2.0 | 35 | 24 | 62 | 66 | 33 | 103 | 136 | 47.63 | 0.3 |
| SA30T/K | 30 | M30×2.0 | 37 | 25 | 66 | 70 | 35 | 110 | 145 | 50.8 | 0.3 |
| SA35T/K | 35 | M36×2.0 | 43 | 28 | 85 | 81 | 40 | 140 | 180.5 | 57.15 | 0.3 |
| SA40T/K | 40 | M42×2.0 | 49 | 33 | 90 | 91 | 45 | 150 | 195.5 | 66.67 | 0.3 |
| SA50T/K | 50 | M48×2.0 | 60 | 45 | 105 | 117 | 58 | 185 | 243.5 | 82.5 | 0.3 |
