Technical data

10
212
Manual – Gear Units and Gearmotors
Fastening the gear unit
Design and Operating Notes
10.9 Fastening the gear unit
Use bolts of quality 8.8 to fasten gear units and gearmotors.
Exception Use bolts of quality 10.9 to fasten the customer flange to transmit the rated torques for
the following flange-mounted helical gearmotors (RF ../RZ..) and foot/flange-mounted
versions (R..F):
• RF37, R37F with flange ∅ 4.72 in
• RF47, R47F with flange ∅ 5.51 in
• RF57, R57F with flange ∅ 6.30 in
• RZ37 ... RZ87
10.10 Torque arms
Available torque
arms
Torque arms for
KH167.., KH187..
As standard, torque arms are not available for gear unit sizes KH167.. and KH187...
Please contact SEW-EURODRIVE for design proposals if you require torque arms for
these gear units.
Gear unit
Size
27 37 47 57 67 77
KA, KH, KV, KT - 643 425 8 643 428 2 643 431 2 643 431 2 643 434 7
SA, SH, ST - 126 994 1 644 237 4 644 240 4 644 243 9 644 246 3
FA, FH, FV, FT
Rubber buffer (2 pieces)
013 348 5 013 348 5 013 348 5 013 348 5 013 348 5 013 349 3
Gear unit
Size
87 97 107 127 157
KA, KH, KV, KT 643 437 1 643 440 1 643 443 6 643 294 8 -
SA, SH, ST 644 249 8 644 252 8 - - -
FA, FH, FV, FT
Rubber buffer (2 pieces)
013 349 3 013 350 7 013 350 7 013 351 5 013 347 7
Gear unit
Size
10 20 30
WA 1 061 021 9 168 073 0 168 011 0