Compliance with standard | North American standard | |||
Housing material | Cast iron | |||
Sealing solution | Standard seals with additional flingers |
d | 44.45 | mm | |
d1 | ≈ | 56.8 | mm |
A | 51.2 | mm | |
A1 | 31 | mm | |
A5 | 23 | mm | |
B | 49.2 | mm | |
B4 | 8 | mm | |
H | 107.95 | mm | |
H1 | 53.98 | mm | |
H2 | 19.05 | mm | |
J | 146.05 | mm | |
J | max. | 153.99 | mm |
J | min. | 138.11 | mm |
L | 189.71 | mm | |
N | 20.64 | mm | |
N1 | 16.67 | mm | |
s1 | 30.2 | mm | |
Threaded hole | |||
RG | 1/8-27 NPT | ||
R1 | 2.5 | mm | |
Rα | 45 | ° | |
Grease fitting | |||
DN | 6.579 | mm | |
SWN | 11.113 | mm | |
GN | 1/8-27 NPT |
Basic dynamic load rating | C | 33.2 | kN | |
Basic static load rating | C0 | 21.6 | kN | |
Fatigue load limit | Pu | 0.915 | kN | |
Limiting speed | 4300 | r/min |
with shaft tolerance h6
Mass bearing unit | 2.25 | kg |
Thread grub screw | G2 | 5/16-24 UNF | ||
Hexagonal key size for grub screw | N | 3.969 | mm | |
Recommended tightening torque for grub screw | 6.5 | N·m | ||
Recommended diameter for attachment bolts, mm | G | 12 | mm | |
Recommended diameter for attachment bolts, inch | G | 0.5 | in |
Housing | P2B 509 | |||
Bearing | YAR 209-112-2F |
End cover | ECY 209 |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ