| d | 5-15/16 in |
| B | 12 in |
| base width: | 8-1/2 in |
| bearing material: | Babbitt |
| housing material: | Cast Iron |
| operating temperature range: | Maximum of +130 |
| mounting: | Four-Bolt Base |
| standards met: | UL, AFBMA, AGMA, ASM |
| base to bore centerline: | 5-1/2 in |
| finish/coating: | Uncoated |
| overall height: | 9-7/8 in |
| D | 15-7/8 to 17-1& |
| duty type: | Standard Duty |
| housing construction: | Split Pillow Block |
| lubrication type: | Cannot Be Relubricat |
| overall length: | 20-1/2 in |
| manufacturer catalog number: | 004108 |
| expansion type: | Non-Expansion Bearin |
NNU4988 KOYO Double-row cylindrical roller bearings Cross Reference | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | Brand | D | B | d | C | Fw | Ew | Cu | Cr |
| NNU4988 | KOYO | 600 mm | 160 mm | 440 mm | 2060 kN | 487 mm | - | - | - |
| NNU4988-S-K-M-SP | FAG BEARING | - | - | - | - | - | - | - | - |
| NNU4988MAW33 | TIMKEN | - | - | - | - | - | - | - | - |
| NNU4988 V | Loyal | 600 mm | 160 mm | 440 mm | 160 mm | - | - | - | - |
| NNU4988C1NAP4 | NTN | 600 mm | 160 mm | 440 mm | 160 mm | - | - | - | - |
| NNU4988K | Loyal | 600 mm | 160 mm | 440 mm | 160 mm | - | - | - | - |
| NNU4988K V | Loyal | 600 mm | 160 mm | 440 mm | 160 mm | - | - | - | - |
| NNU4988KC1NAP4 | NTN | 600 mm | 160 mm | 440 mm | 160 mm | - | - | - | - |
| 82FC6044 KOYO Four-row cylindrical roller bearings | radial dynamic load capacity:2000 kgf; outer ring width:19 mm; seal type:Contact with Slinger; D:2.4409 in; inner ring width:38.1 mm; series:UC200C4HR23; radial static load capacity:1150 kgf; bore type:Round; locking device:Set Screw Collar; d:30 mm; bearing material:AISI 52100 Steel; |
| 81FC6130W KOYO Four-row cylindrical roller bearings | housing construction:Solid Pillow Block; seal type:Clearance/Non-C; bearing type:Spherical Roller; d:2.9375 in; base to bore centerline:3.1250 in; expansion type:Non-Expansion Bearin; base width:3-3/16 in; B:4-13/64 in; overall height:6.3125 in; overall length:11.8125 in; radial dynam |
| 84FC5628 KOYO Four-row cylindrical roller bearings | closure type:Open; static load capacity:308000 lbs; standards met:ABMA, ISO; precision rating:Not Rated; number of rows:2; B:3.0000 in; series:GR - Guiderol; d:6.5000 in; flanges:No Flange; cage material:Steel; lubrication hole type:Lubrication Groove &; dynamic load capacity:75000 lbs; maximum rpm: |
| 80FC5641 KOYO Four-row cylindrical roller bearings | dynamic load capacity:253300; series:Spherical Roller 240; closure type:Open; D:310 mm; lubrication hole type:Oil Grooves And Hole; cage material:Steel Cage; static load capacity:473400 lbs; outer ring type:Not Split; d:200 mm; internal clearance:C0; manufacturer upc number:087796142718; B:109 mm; b |
| 82FC554 KOYO Four-row cylindrical roller bearings | series:211; seal type:Contact/Lip; d:55 mm; base to bore centerline:2.5000 in; finish/coating:Black Oxide; standards met:UL, AFBMA, AGMA, ASM; manufacturer catalog number:125859; duty type:Normal Duty; D:162.1 to 189 mm; overall length:225.6 mm; expansion type:Non-Expansion Bearin; locking devi |
| 84FC5832 KOYO Four-row cylindrical roller bearings | static load capacity:510000 N; closure type:Open; outer ring width:58 mm; cage type:Roller Guided; bore type:Straight; outer ring type:Not Split; d:80 mm; maximum rpm:4300 RPM; application:Vibratory Applicatio; B:58 mm; cage material:Brass; series:223; lubrication hole type:Lubrication Groove &; fin |
| 80FC6038 KOYO Four-row cylindrical roller bearings | standards met:MIL-PRF-3150, AISI 5; internal clearance:C0; axial dynamic load capacity:15820 lbf; axial static load capacity:17950 lbf; fillet radius:0.8 in; radial dynamic load capacity:6330 lbf; B:1.0000 in; bearing material:Steel; operating temperature range:-65 to +250 &de; maximum rpm:2180 |
| 84FC60410A KOYO Four-row cylindrical roller bearings | outer ring width:37 mm; d:240 mm; B:37 mm; static load capacity:255000 N; fillet radius:2.1 mm; closure type:Open; maximum rpm:2450 RPM; dynamic load capacity:215000 N; internal clearance:C3; operating temperature range:Maximum of +200; series:160; D:360 mm; precision rating:Not Rated; finish/c |
| 84FC564 KOYO Four-row cylindrical roller bearings | Weight:0.02 KGS; Availability:In Stock; Cage Type:Steel; d:120mm; Fatigue Load Rating (kN):100; D:260mm; B:86mm; SKU:22324cck/c3w33-skf; Limiting Speed Rating (r/min):2600; Clearance:C3; Reference Speed Rating (r/min):2000; Static Load Rating (kN):1120; Dynamic Load Rating (kN):965; Seals or Shields |
| 84FC5935 KOYO Four-row cylindrical roller bearings | thread direction:Right Hand; misalignment angle:5 °; ball material:Nickel-Plated Steel; head diameter:1.312 in; radial static load capacity:6400 lb; housing material:Steel; shank thread length:1.187 in; operating temperature range:-30 to +150 &de; d:0.5000 in; lubrication type:Maintenance F |
NNU4988 KOYO Double-row cylindrical roller bearings Video
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