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PARTS LIST
Parallel Helical Reducer
R97A 01 254 496 US
1 R97A with 2.375 in. Dia. Shaft 2 R97A with 60mm Dia. Shaft

2-gear stages 3-gear stages

When ordering parts, please supply nameplate data with serial number A - Standard bearing option.
or S.O. number, model number, description of part and part number. B - Heavy Duty bearing option.
All gears are stamped with a part number. E - Use of Item #25 is dependent on both gear ratio and pinion bore.
X - As required Please contact your regional assembly center for details.
Shaded items denote recommended spare parts.

Item Part Name Description Part No Qty Item Part Name Description Part No Qty
1 Pinion 1 32 Spacer 641 108 8 1
2 Gear 1 34 Roller Bearing NUP307E 012 152 5 1
3 Pinion Shaft 1 37 Ball Bearing 6405 010 538 4 1
4 Gear 1 39 Retaining Ring 80x2.5mm Internal 010 324 1 1
5 Pinion Shaft 1 41 Retaining Ring 62x2mm Internal 010 321 7 1
6 Gear 1 42 Ball Bearing 6305 010 509 0 1
7 Output Shaft 1 2.375 in. Dia. 641 149 5 1 43 Key-Hardened B8x7x20mm 011 599 1 1
7 Output Shaft 2 60mm Dia. 641 148 7 1 45 Ball Bearing 6305 010 509 0 1
8 Key 1 5/8x5/8x3-5/8 in. 806 963 8 1 47 Retaining Ring 62x2mm Internal 010 321 7 1
8 Key 2 A18x11x110mm 013 530 5 1 59 Drain Plug M22x1.5mm 011 431 6 5
9 Oil Seal BA-SF72x140x12/8mm 017 790 3 1 83 Nilos Ring B 6313AV 011 114 7 1
10 Oil Seal B1-SF72x134x10/14.5mm 017 390 8 1 88 Retaining Ring 60x2mm External 010 292 X 1
11 Ball Bearing A 6313-Z 011 076 0 1 100 Inspection Cover 641 256 4 1
11 Roller Bearing B 21313E 010 587 2 1 101 Hex Head Screw M8x20mm 011 025 6 8
12 Retaining Ring 140x4mm Internal 010 331 4 1 102 Gasket 643 507 6 1
17 Spacer 641 107 X 1 131 Closing Cap 80x12mm 010 693 3 1
19 Key-Hardened B20x12x70mm 011 491 X 1 181 Closing Cap 35x8mm 011 164 3 1
20 Breather Plug M22x1.5mm 013 032 X 1 506 Shim 63x80x0.1mm 010 379 9 X
22 Gearcase 641 127 4 1 507 Shim 63x80x0.3mm 010 403 5 X
23 Thrust Washer S60x75x3mm 010 360 8 1 508 Shim 63x80x0.5mm 010 419 1 X
24 Eyebolt M12mm 010 230 X 1 515 Shim 50x62x0.1mm 010 376 4 X
25 Roller Bearing BE NJ212E 013 691 3 1 516 Shim 50x62x0.3mm 010 400 0 X
25 Ball Bearing E 6212 013 913 0 1 517 Shim 50x62x0.5mm 010 418 3 X
29 Anaerobic Sealant Tube 910 255 8 X 521 Shim 60x75x0.1mm 010 378 0 X
30 Ball Bearing 6405 010 538 4 1 522 Shim 60x75x0.3mm 010 402 7 X
31 Key-Hardened B10x8x32mm 010 057 9 1 523 Shim 60x75x0.5mm 011 354 9 X

SEW-EURODRIVE, INC. 6/01