Compliance with standard | North American standard | |||
Housing material | Cast iron | |||
Sealing solution | Standard seals with additional flingers |
d | 61.913 | mm | |
d1 | ≈ | 75.64 | mm |
d2 | 87.6 | mm | |
A | 54.8 | mm | |
A1 | 17.5 | mm | |
A5 | 39 | mm | |
Db1 | 138.1 | mm | |
J | 142.9 | mm | |
L | 174.6 | mm | |
N | 17.46 | mm | |
s1 | 30.5 | mm | |
T | 64.6 | mm | |
Values for B1 and s1 before the grub screw is tightened (sleeve and inner ring bore at starting position). | |||
Grease fitting | |||
DN | 6.579 | mm | |
SWN | 11.113 | mm | |
GN | 1/8-27 NPT | ||
Threaded hole | |||
RG | 1/8-27 NPT | ||
R1 | 38.1 | mm |
Basic dynamic load rating | C | 52.7 | kN | |
Basic static load rating | C0 | 36 | kN | |
Fatigue load limit | Pu | 1.53 | kN | |
Limiting speed | 3400 | r/min |
Mass bearing unit | 4.7 | kg |
Thread grub screw | G2 | M6 | ||
Hexagonal key size for grub screw | N | 3.05 | mm | |
Recommended tightening torque for grub screw | 7.4 | N·m | ||
Recommended diameter for attachment bolts, mm | G | 16 | mm | |
Recommended diameter for attachment bolts, inch | G | 0.625 | in |
Housing | F4B 512-AH | |||
Bearing | YSP 212-207 SB-2F |
End cover | ECY 212 |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ