Category

• 2-Speed Motors (70)
• 3-Phase Motors (1148)
• Adapter / Withdrawal Sleeve (271)
• Angular Contact Ball Bearing Double Row (150)
• Angular Contact Ball Bearing Single Row (1028)
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Brand

• SKF (2776)
• FAG (1494)
• Siemens (1250)
• INA (813)
• SNFA (707)
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Bore

• C - Cylindrical Bore (3741)
• K - 1:12 Tapered Bore (Standard for Most Types) (377)
• K3 – 1:30 Tapered Bore (18)
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Lubrication Enhancement

• W77 - Aluminium Closing Plugs (1)
• W - No Lubrication Groove or Holes (277)
• W33 - Lubrication Groove and 3 Holes (371)
• W33X (1)
• W52 - W33 + W22 Combined (1)
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Seal

• No Seal (4588)
• 2RS - Rubber Seal on Two Sides (746)
• 2RH - High Speed Low Friction Seal on Two Sides (18)
• 2F - Standard Seal for Y-bearings (717)
• ZZ/2Z - Steel Seal on Two Sides (532)
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Cage Type

• S - Steel or Standard Cage (3091)
• P - Plastic Molded Cage (399)
• M - Brass Cage (478)
• MA - Brass Cage, Centered on Outer Ring (195)
• TB - Hard Fiber Cage (914)
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External Modification

• No External Modification (3181)
• N - Snap Ring Groove in Outer Ring (16)
• NR - Groove and Snap Ring (49)
• F - Flange (36)
• 2R - 2 Snap Rings in O.D. (6)
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Radial Internal Play

• C2 Internal Play (Less than Cn) (18)
• Cn Normal Internal Play (2919)
• C3 Internal Play (Higher than Cn) (1120)
• C4 Internal Play (Higher than C3) (156)
• C5 Internal Play (Higher than C4) (13)
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Precision

• Standard Precision (4476)
• P4 Precision (Higher than P5) (750)
• P4S Precision (Higher than P4) (13)
• P5 Precision (Higher than P6) (24)
• P6 Precision (Higher than Standard) (8)
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Contact Angle

• 16 degrees - 16 Degrees Contact Angle (1)
• Standard Contact Angle (2)
• 15 degrees (462)
• 25 degrees (356)
• 30 degrees (2)
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Pairing

• No pairing (117)
• G - Universal Pairing (542)
• DB - O-arrangement, 2 (212)
• TU - Tripple Set, Universal, 3 (3)
• QU - Quad Set, Universal, 4 (1)
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Axial Internal Clearance / Preload

• No Preload (140)
• UL - Universal design for fitting in pairs, bearing pair has slight preload in O and X arrangements (21)
• UM - Universal design for fitting in pairs, bearing pair has medium preload in O and X arrangements (3)
• UA - Universal design for fitting in pairs, bearing pair has slight axial internal clearance in O and X arrangements (2)
• UO - Zero Clearance (5)
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Lubrication

• Standard Lubrication (4400)
• Low Temperature Grease (8)
• High Temperature Grease (9)
• Food Grease (26)
• 2 - High Temperature Grease (39)
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Heat Stabilization

• No Heat Stabilization - Temperatures up to 120 °C (4204)
• S0 - Temperatures up to 150 °C (12)
• S1 - Temperatures up to 200 °C (6)
• S2 - Temperatures up to 250 °C (3)
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Special Treatment

• 1 - Special Heat Tr -40/+250°C (20)
• 2 - Special Heat Tr -150/+350°C (5)
• 3 - Special Heat Tr for Extremes (8)
• 5 - Long-life Lithium/Calcuim Gr (1)
• C - Int. Clearance C4 (1)
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Vibrating Screen Execution

• Non Vibrating Screen Execution (636)
• Bearing for Vibrating Appl (2)
• Vibrating Screen Execution (17)
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Excenterring

• E - Excenterring with Inbus Mount (118)
• Other Mounting Method (59)
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Running Surface

• Cylindrical (43)
• Standard (178)
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Split Inner ring / Outer ring

• Split inner ring (105)
• Standard (152)
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Contact Material

• Steel on Steel (82)
• Steel on PTFE (246)
• Steel on Bronze (82)
• Stainless Steel on PTFE (46)
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Tapered Roller Pair Internal Play

• (3)
• No Internal Play Specified (13)
• DF-standard Paired Metric X-ar (23)
• Endplay=0.010 (1)
• 60-100µm (1)
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Rated power (kW)

• 0.12 (1)
• 0.18 (8)
• 0.25 (8)
• 0.3 (7)
• 0.37 (22)
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Speed at 50Hz (rpm)

• 3000 / 2-Poles (312)
• 1500 / 4-Poles (308)
• 1000 / 6-Poles (310)
• 750 / 8-Poles (220)
• 2 Speeds (70)
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Frequency

• 50/60 Hz (1219)
• 50 Hz (1)
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Energy efficiency

• IE4 = Super premium (16)
• IE3 = Premium (124)
• IE2 = High = EFF1 (550)
• IE1 = standard = EFF2 (460)
• Not applicable (70)
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Mounting

• B3 / 1M1001 (foot) (209)
• B5 (outer flange) (214)
• B14 (inner flange) (213)
• B34 (foot + inner flange) (200)
• B35 (foot + outer flange) (182)
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Brake

• AC Brake (1)
• No Brake (1219)
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IP Class

• IP20 (42)
• IP54 (2)
• IP55 (1219)
• IP65 (1)
• IP66 (2)
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Explosion safety (Atex)

• No protection (1219)
• Zone 22 (1)
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Gear ratio i = n1/n2

• 32 (1)
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Input voltage

• 200-240V (15)
• 380-480V (27)
• >480V (4)
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Input phase

• 1 (13)
• 3 (33)
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Built-in filter

• With built-in filter (39)
• Without built-in filter (7)
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Max. output frequency

• 300Hz (8)
• 400Hz (4)
• 500Hz (18)
• 550Hz (7)
• 600Hz (4)
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IEC Framesize

• 63 (11)
• 71 (12)
• 80 (55)
• 90 (43)
• 100 (263)
+ More