Din 6915 Qaab dhismeedka Birta Hexagon Nut
Halbeegga wax-soo-saarka
| tilmaanta dunta d | M16 | M20 | (M22) | M24 | |
| P | garoonka | 2 | 2.5 | 2.5 | 3 |
| da | Max | 17.3 | 21.6 | 23.8 | 25.9 |
| Min | 16 | 20 | 22 | 24 | |
| d | Min | 24.9 | 31.4 | 33.3 | 38 |
| iyo | Min | 29.56 | 37.29 | 39.55 | 45.2 |
| m | Max | 17.1 | 20.7 | 23.6 | 24.2 |
| Min | 16.4 | 19.4 | 22.3 | 22.9 | |
| mGudaha | Min | 13.1 | 15.5 | 17.8 | 18.3 |
| m1 | Min | 11.5 | 13.6 | 15.6 | 16 |
| c | Max | 0.8 | 0.8 | 0.8 | 0.8 |
| Min | 0.4 | 0.4 | 0.4 | 0.4 | |
| s | Max | 27 | 34 | 36 | 41 |
| Min | 26.16 | 33 | 35 | 40 | |
| Kun xabo oo miisaan (bir) ≈kg | 61.51 | 118.77 | 146.59 | 202.67 | |
Sharaxaada wax soo saarka
Codsiga ugu weyn ee looska birta qaab dhismeedka birta ayaa ku jira mashruuca qaab dhismeedka birta si loogu xidho noodhka qaab dhismeedka birta qaro weyn. Sifooyin xirxiran oo ka sii wanaagsan, oo loo isticmaalo qaab dhismeedka birta iyo mashaariicda injineernimada, saameyn dhejinta. Qaab dhismeedka guud ee birta, birta qaab dhismeedka loo baahan yahay waxay ka sarreeyaan fasalka 8.8, sidoo kale waxaa jira 10.9,12.9. Dhammaantood waa birta qaab dhismeedka adag ee adag. Mararka qaarkood boolalka ku yaal qaab dhismeedka birta ma isticmaalaan habka korantada, laakiin isticmaal midabka aasaasiga ah wuxuu noqon karaa.
Daboolka qaab dhismeedka birta waxa loo qaybiyaa boolal xoog sare leh oo torsion-xiir ah iyo madax lix gees leh oo waaweyn oo boolal awood sare leh. Xirmada xoogga sare ee lix geesoodka weyn waxaa iska leh heerka adkaanta sare ee boolal guud, torsional dhogorta xoogga sare ee dhogorta waa nooc la wanaajiyey oo ah bool quwad sare leh oo lix geesood ah, si loo dhiso injineernimo wanaagsan.