Category

• 2-Speed Motors (44)
• 3-Phase Motors (648)
• Adapter / Withdrawal Sleeve (281)
• Angular Contact Ball Bearing Double Row (144)
• Angular Contact Ball Bearing Single Row (1042)
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Brand

• SKF (2841)
• FAG (1624)
• INA (839)
• Siemens (719)
• SNFA (707)
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Bore

• C - Cylindrical Bore (4125)
• K - 1:12 Tapered Bore (Standard for Most Types) (374)
• K3 – 1:30 Tapered Bore (20)
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Lubrication Enhancement

• W77 - Aluminium Closing Plugs (1)
• W - No Lubrication Groove or Holes (284)
• W33 - Lubrication Groove and 3 Holes (376)
• W33X (1)
• W52 - W33 + W22 Combined (1)
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Seal

• No Seal (4895)
• 2RS - Rubber Seal on Two Sides (771)
• 2RH - High Speed Low Friction Seal on Two Sides (36)
• 2F - Standard Seal for Y-bearings (1536)
• ZZ/2Z - Steel Seal on Two Sides (622)
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Cage Type

• S - Steel or Standard Cage (3372)
• P - Plastic Molded Cage (432)
• M - Brass Cage (505)
• MA - Brass Cage, Centered on Outer Ring (211)
• TB - Hard Fiber Cage (930)
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External Modification

• No External Modification (3541)
• N - Snap Ring Groove in Outer Ring (25)
• NR - Groove and Snap Ring (51)
• F - Flange (36)
• 2I - 2 Snap Rings in I.D. (2)
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Radial Internal Play

• C2 Internal Play (Less than Cn) (18)
• Cn Normal Internal Play (3092)
• C3 Internal Play (Higher than Cn) (1312)
• C4 Internal Play (Higher than C3) (166)
• C5 Internal Play (Higher than C4) (15)
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Precision

• Standard Precision (4929)
• P4 Precision (Higher than P5) (759)
• P4S Precision (Higher than P4) (19)
• P5 Precision (Higher than P6) (22)
• P6 Precision (Higher than Standard) (12)
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Contact Angle

• 16 degrees - 16 Degrees Contact Angle (1)
• Standard Contact Angle (2)
• 15 degrees (466)
• 25 degrees (358)
• 30 degrees (2)
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Pairing

• No pairing (124)
• G - Universal Pairing (549)
• 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 (147)
• UL - Universal design for fitting in pairs, bearing pair has slight preload in O and X arrangements (27)
• UM - Universal design for fitting in pairs, bearing pair has medium preload in O and X arrangements (2)
• 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 (5496)
• Low Temperature Grease (8)
• High Temperature Grease (9)
• Food Grease (26)
• 2 - High Temperature Grease (64)
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Heat Stabilization

• No Heat Stabilization - Temperatures up to 120 °C (4588)
• S0 - Temperatures up to 150 °C (12)
• S1 - Temperatures up to 200 °C (8)
• 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 (647)
• Bearing for Vibrating Appl (2)
• Vibrating Screen Execution (18)
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Excenterring

• E - Excenterring with Inbus Mount (118)
• Other Mounting Method (60)
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Running Surface

• Cylindrical (44)
• Standard (178)
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Split Inner ring / Outer ring

• Split inner ring (102)
• Standard (146)
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Contact Material

• Steel on Steel (84)
• Steel on PTFE (246)
• Steel on Bronze (82)
• Stainless Steel on PTFE (46)
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Tapered Roller Pair Internal Play

• (4)
• No Internal Play Specified (9)
• 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 (6)
• 0.25 (6)
• 0.3 (2)
• 0.37 (12)
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Speed at 50Hz (rpm)

• 3000 / 2-Poles (184)
• 1500 / 4-Poles (160)
• 1000 / 6-Poles (191)
• 750 / 8-Poles (113)
• 2 Speeds (44)
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Frequency

• 50/60 Hz (692)
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Energy efficiency

• IE4 = Super premium (13)
• IE3 = Premium (65)
• IE2 = High = EFF1 (304)
• IE1 = standard = EFF2 (266)
• Not applicable (44)
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Mounting

• B3 / 1M1001 (foot) (133)
• B5 (outer flange) (123)
• B14 (inner flange) (122)
• B34 (foot + inner flange) (102)
• B35 (foot + outer flange) (99)
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Brake

• No Brake (692)
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IP Class

• IP20 (33)
• IP55 (693)
• IP65 (1)
• IP66 (2)
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Explosion safety (Atex)

• No protection (691)
• Zone 22 (1)
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Input voltage

• 200-240V (11)
• 380-480V (22)
• >480V (4)
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Input phase

• 1 (9)
• 3 (28)
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Built-in filter

• With built-in filter (31)
• Without built-in filter (6)
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Max. output frequency

• 300Hz (4)
• 400Hz (3)
• 500Hz (17)
• 550Hz (6)
• 600Hz (4)
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IEC Framesize

• 63 (8)
• 71 (8)
• 80 (31)
• 90 (22)
• 100 (134)
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