Biyo-xidheenka Kubadda ee loo yaqaan 'Ball Bearing Idler Sprockets' sida waafaqsan Heerka Yurub

| z | Ciyaarta | de | dp | A | D1 | F | B | H | Dhalista |
| 23 | 8x3" | 62.15 | 58.75 | 2.8 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 21 | 3/8"x7/32" | 68.0 | 63.90 | 5.3 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 18 | 1/2"x1/8" | 78.9 | 73.14 | 3 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 18 | 1/2”, 3/16” | 78.9 | 73.13 | 4.5 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 16 | 1/2"x5/16" | 69.5 | 65.10 | 7.2 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 18 | 1/2"x5/16" | 77.8 | 73.14 | 7.2 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 14 | 5/8" x 3/8" | 78.0 | 71.34 | 9.1 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 15 | 5/8" x 3/8" | 83.0 | 76.36 | 9.1 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 17 | 5/8"x3/8" | 93.0 | 86.39 | 9.1 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 13 | 3/4"x7/16" | 87.5 | 79.59 | 11.1 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 15 | 3/4"x7/16" | 99.8 | 91.63 | 11.1 | 16 | 40 | 12 | 18.3 | 203 KRR |
| 12 | l"xl7.02 | 109.0 | 98.14 | 16.2 | 20 | 47 | 14 | 17.7 | 204 KRR |
| 13 | l "l/4x3/4" | 147.8 | 132.65 | 18.5 | 25 | 52 | 15 | 21.0 | 205 KRR |
Kala furfurka xarumaha loogu talagalay taayirrada gacanta
| Lambarka | de | di | D1 | A | Df | B1 | H1 |
| 30 | 55 | 45 | 30 | 20.0 | 4.2 | 4 | 3.0 |
| 40 | 70 | 58 | 40 | 25.0 | 5.2 | 5 | 5.2 |
| 50 | 80 | 67 | 50 | 32.0 | 6.2 | 7 | 7.0 |
| 60 | 90 | 76 | 60 | 38.5 | 6.2 | 7 | 8.7 |
| 70 | 110 | 94 | 70 | 45.5 | 8.2 | 8 | 10.5 |
| 80 | 130 | 107 | 80 | 55.0 | 8.2 | 12 | 15.0 |
| 100 | 170 | 140 | 100 | 73.0 | 10.2 | 17 | 23.0 |
| 140 | 220 | 182 | 140 | 83.0 | 12.2 | 20 | 23.0 |
| 160 | 245 | 205 | 160 | 93.0 | 16.5 | 25 | 25.0 |

BOORSOOYINKA KUBBADA EE AAN XIRNAAN:
Nidaamkaaga gudbiyaha wuxuu leeyahay naqshad adag oo ka kooban wax ka badan geerka iyo silsiladaha. Ilaali nidaam ku dhawaad ugu qumman oo leh jajabyada aan shaqaynayn ee ka imanaya silsiladda duubista caadiga ah. Qaybahayagu way ka duwan yihiin jajabyada caadiga ah ee xiddigaha u eg ee laga helo warshadaha oo dhan. Tijaabi xoogga nidaamkaaga qalabkan kubbadda qaada. Dabool kasta wuxuu la socdaa xarun kubbadda qaada oo xiran oo ilaalisa saliidda joogtada ah. Boorka iyo wasakhdu fursad uma haystaan inay galaan jajabyadan silsiladda ah. Weligaa ha iska indho tirin muhiimadda jajabyadaada aan shaqaynayn sababtoo ah waxay abuuraan cimri dheer oo ku jira qaab kale oo aan degganayn. Gariirka iyo xirashada si dhakhso ah ayaa loo xakameeyaa. Xiisadda aad ka dalbanayso jajabyadan silsiladda kubbadda ayaa sidoo kale keeni doonta. Kaliya ka dooro alaabtayada.
Bacaha aan ku dhejinno ee loo yaqaan "idler sprockets" ee silsiladda roller-ka waxay isticmaalaan baaldiyo tayo sare leh oo sax ah oo leh gaashaan bir ah ama caag ah si ay wasakhda uga ilaaliyaan inay soo gasho oo ay dufanka ku shubto.

