Muayyan dastur uchun to'g'ri rulmanlarni tanlash uskunaning to'g'ri ishlashi va uzoq umr ko'rishini ta'minlash uchun juda muhimdir. Ko'rib chiqilishi kerak bo'lgan omillar orasida dasturning yuk hajmi, tezligi, harorati va moylash talablari mavjud.
Yuk ko'tarish qobiliyati muhim ahamiyatga ega, chunki rulmanlar qo'llashda ishtirok etadigan og'irlik va kuchlarga bardosh bera olishi kerak. To'g'ri rulmanlarni tanlashda yukning turi, u lamel yoki eksenel bo'ladimi va bu yukning kattaligi hisobga olinishi kerak.
Ilovaning tezligi yana bir muhim omil hisoblanadi, chunki u ishlatilishi mumkin bo'lgan rulmanlar turlariga ta'sir qiladi. Agar dastur yuqori tezlikni talab qilsa, ishqalanishni kamaytirish va barqarorlikni saqlashga yordam beradigan yuqori tezlikda rulmanlar kerak bo'lishi mumkin.
Rulmanlarni tanlashda harorat ham juda muhim, chunki haddan tashqari harorat rulmanlarning muddatidan oldin ishdan chiqishiga olib kelishi mumkin. Rulmanlarning materiali ish paytida yuzaga kelishi mumkin bo'lgan haroratning o'zgarishi va termal kengayishiga bardosh berishi kerak.
Nihoyat, moylash talablarini hisobga olish kerak, chunki to'g'ri moylash ishqalanishni kamaytirish va eskirishning oldini olish uchun zarurdir. Soqol turi, miqdori va chastotasi dasturning o'ziga xos talablariga bog'liq bo'ladi.
Xulosa qilib aytganda, to'g'ri rulmanlarni tanlash yuk hajmi, tezlik, harorat va moylash talablarini diqqat bilan ko'rib chiqishni o'z ichiga oladi. Ushbu omillarni hisobga olgan holda, rulmanlarning muayyan dastur uchun optimallashtirilganligini ta'minlash mumkin va kerakli funksionallik va uzoq umr ko'rishni ta'minlaydi.
| Rulman raqamlari | Massa (kg) | o'lchami (dxDxB) mm |
| NN3044-AS-KM-SP | 29.1 | 220x340x90 |
| NNU4948-SKM-SP | 17.1 | 240x320x80 |
| NN3048-AS-KM-SP | 31.5 | 240x360x92 |
| NNU4952-SKM-SP | 30.5 | 260x360x100 |
| NN3052-AS-KM-SP | 46.2 | 260x400x104 |
| NNU4956-SKM-SP | 32.3 | 280x380x100 |
| NN3056-AS-KM-SP | 49.7 | 280x420x106 |
| NNU4960-SKM-SP | 50.2 | 300x420x118 |
| NN3060-AS-KM-SP | 68.5 | 300x460x118 |
| NNU4964-SKM-SP | 55.2 | 320x440x118 |
| NN3064-AS-KM-SP | 73.8 | 320x480x121 |
| NNU4968-SKM-SP | 55.6 | 340x460x118 |
| NN3068-AS-KM-SP | 99.3 | 340x520x133 |
| NNU4972-SKM-SP | 57.3 | 360x480x118 |
| NN3072-AS-KM-SP | 104 | 360x540x134 |
| NNU4976-SKM-SP | 85.8 | 380x520x140 |
| NN3076-AS-KM-SP | 110 | 380x560x135 |
| NNU4980-SKM-SP | 91 | 400x540x140 |
| NN3080-AS-KM-SP | 143 | 400x600x148 |
| NNU4984-SKM-SP | 94.1 | 420x560x140 |
| NN3084-AS-KM-SP | 150 | 420x620x150 |
| NNU4988-SKM-SP | 131 | 440x600x160 |
| NN3088-AS-KM-SP | 172 | 440x650x157 |
| NNU4992-SKM-SP | 134 | 460x620x160 |
| NN3092-AS-KM-SP | 197 | 460x680x163 |
| NNU4996-SKM-SP | 158 | 480x650x170 |
| NN3096-AS-KM-SP | 208 | 480x700x165 |
| NNU49/500-SKM-SP | 162 | 500x670x170 |
| NN30/500-AS-KM-SP | 214 | 500x720x167 |
| NNU49/530-SKM-SP | 193 | 530x710x180 |
| NN30/530-AS-KM-SP | 289 | 530x780x185 |
| NNU49/560-SKM-SP | 235 | 560x750x190 |
| NN30/560-AS-KM-SP | 331 | 560x820x195 |





