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6988 KOYO Single-row deep groove ball bearings
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Double-row angular contact ball bearings
KOYO 6988 Bearing SPECIFICATIONS
- KOYO
6988
- Precision Ball Bearings
- 0.0
- N/A
- B04270
- Open
- ABEC 7 | ISO P4
- Steel
- BEARING PRECISION AXLE CORP.2020-07-10 09:46:19
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6988 KOYO Single-row deep groove ball bearings Products and services
- Precision Ball Bearings
- 0.0
- N/A
- 0
- B04270
- Open
- ABEC 7 | ISO P4
- Steel
- 3 (1 Triplex Set)
- 25 Degree
- None
- 1 Rib Outer Ring
- Phenolic
- Ball Bearing
- Triplex-Tandem and Back to Back
- Yes
- Metric
- Single Row | Angular Contact | Super Precision | High Capacity Basic Design | Annular Groove With Two Lubrication Holes On The Non-Thrust Side Of The Outer Ring And Two Annular Grooves Fitted With O-R
- 35MM Bore; 47MM Outside Diameter; 21MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 3 (1 Triplex Set) Bearings; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer R
- 31171531
- 8482.10.50.28
- Bearing
- Ball Angular Contact
- 1.85 Inch | 47 Millimeter
- 0.827 Inch | 21 Millimeter
- 1.378 Inch | 35 Millimeter
KOYO 6988 6988 KOYO Single-row deep groove ball bearings Interchange guide
S | 0.794 mm |
B | 92.075 mm |
s | 31.75 mm |
J | 152.4 mm |
Basic dynamic load rating C | 158 kN |
d2 | 111.125 mm |
Mass bearing unit | 12.8 kg |
N1 | 20.637 mm |
Limiting speed | 2800 r/min |
A6 | 26.988 mm |
A1 | 98.425 mm |
L | 193.675 mm |
A5 | 38.1 mm |
a | 6.35 mm |
Attachment bolt diameter G | 19.05 mm |
A | 69.85 mm |
da | 69.85 mm |
6988 KOYO Single-row deep groove ball bearings Interchange Guide | |||||||||
---|---|---|---|---|---|---|---|---|---|
No. | Brand | D | d | B | C | C0 | Fw | Size | RoHS |
FC69887 | INA | 49 mm | 32,5 | - | - | - | 32,5 mm | 32.5x49x22 | - |
6988 | NTN | 600 mm | 440 mm | 74 mm | 365 kN | 615 kN | - | 440x600x74 | - |
6988M | MISUMI | - | - | - | - | - | - | - | 6 |
6988H | Timken National Seals | - | - | - | - | - | - | - | - |
P566988 | Donaldson | - | - | - | - | - | - | - | - |
R928016988 | Rexroth | - | - | - | - | - | - | - | - |
926988 | Parker | - | - | - | - | - | - | - | - |
926988Q | Parker | - | - | - | - | - | - | - | - |
1269880 | Hydac | - | - | - | - | - | - | - | - |
69884 | FilterMart | - | - | - | - | - | - | - | - |
7036B KOYO Single-row, matched pair angular contact ball bearings | J6:590 mm; Locating ring:4 x FRB 12/360; bb:92 mm; P0°:3100 kN; H1:220 mm; N1:35 mm; Q180°:900 kN; P90°:1900 kN; End cover:ETS 3148 R; da:220 mm; Appropriate attachment bolt, rec. tightening torque:1310 N·m; Cap bolt, rec. tightening torque:350 N·m; Oil level, max.:69 mm; O |
AC3626B KOYO Single-row, matched pair angular contact ball bearings | Reference Speed Rating (r/min):1200; Static Load Rating (kN):2200; Availability:In Stock; Limiting Speed Rating (r/min):1100; Cage Type:Brass; B:110mm; SKU:23234emw33c3-timken; d:170mm; D:310mm; Dynamic Load Rating (kN):1660; Clearance:C3; Seals or Shields:Open Type; Weight:36.60 KGS; |
AC3626 KOYO Single-row, matched pair angular contact ball bearings | B:40mm; Weight:1.90 KGS; d:50mm; Cage Type:Brass; Limiting Speed Rating (r/min):4700; Availability:In Stock; Reference Speed Rating (r/min):5600; Dynamic Load Rating (kN):227; Static Load Rating (kN):225; Clearance:Standard; Seals or Shields:Open Type; D:110mm; SKU:22310emw800-timken; |
7334 KOYO Single-row, matched pair angular contact ball bearings | Cage Type:Brass; Reference Speed Rating (r/min):800; d:360mm; D:540mm; B:134mm; Availability:In Stock; Dynamic Load Rating (kN):2800; Clearance:Standard; Fatigue Load Rating (kN):390; Static Load Rating (kN):4650; Limiting Speed Rating (r/min):1400; Seals or Shields:Open Type; Weight:0.02 KGS; SKU:2 |
7936 KOYO Single-row, matched pair angular contact ball bearings | l7 min.:60 mm; G:M 52x3; Specific dynamic load factor K:100 N/mm²; w:60 mm; d:50 mm; C1 max.:31 mm; d4 ≈:70 mm; l4 max.:254 mm; r1 min.:0.6 mm; Basic dynamic load rating C:156 kN; Mass rod end:4.1 kg; Material constant KM:330; dk:66 mm; α:6 °; B:35 mm; l3 min.:68 mm; d2 max.:114 mm; B |
7036 KOYO Single-row, matched pair angular contact ball bearings | da max.:199 mm; Specific static load factor K0:500 N/mm²; Specific dynamic load factor K:100 N/mm²; B:105 mm; b1:13.5 mm; Da max.:250.5 mm; ra max.:1 mm; Basic static load rating C0:7650 kN; M:6 mm; dk:225 mm; Mass plain bearing:18.5 kg; rb max.:1 mm; Material constant KM:330; d:180 mm; Se |
7936B KOYO Single-row, matched pair angular contact ball bearings | Basic Dynamic Radial Load Rating C:11200 N; Basic Static Radial Load Rating Co:6550 N; Oil Speed Rating Open/Shielded n2:18000 rpm; d:25.000 mm; Grease Speed Rating Open/Shielded n1:15000 rpm; B:12.00 mm; Accessories:One Shield & Snap-Ri; Sealed Speed Rating n3:9500 rpm; Fillet Radius ra:0.64 mm; D: |
7334B KOYO Single-row, matched pair angular contact ball bearings | D:190.0000 mm; Basic Dynamic Radial Load Rating C:212000 N; Fillet Radius ra:2.50 mm; Oil Speed Rating n2:3000 rpm; B:73.00 mm; Sealed Speed Rating n3:2000 rpm; d:90.000 mm; Basic Static Radial Load Rating Co:196000 N; Grease Speed Rating n1:2000 rpm; Accessories:Shield & Seal; |
AC3524B KOYO Single-row, matched pair angular contact ball bearings | SKU:1206ktn-nsk; Seals or Shields:Open Type; Clearance:Standard; Static Load Rating (kN):4.65; B:16mm; Oil Limiting Speed (r/min):12000; D:62mm; Cage Type:Plastic; Availability:In Stock; Weight:0.02 KGS; d:30mm; Grease Limiting Speed (r/min):10000; Dynamic Load Rating (kN):15.8; |
AC3627B KOYO Single-row, matched pair angular contact ball bearings | Limiting speed:34000 r/min; B:9 mm; Calculation factor f0:13.9; D1 ≈:26.7 mm; Basic static load rating C0:2.85 kN; ra max.:0.3 mm; Fatigue load limit Pu:0.12 kN; Basic dynamic load rating C:5.85 kN; r1,2 min.:0.3 mm; Calculation factor kr:0.025; Da max.:30 mm; d1 ≈:20.5 mm; Reference spe |
6988 KOYO Single-row deep groove ball bearings Video
Bearing 6988 (KOYO) | Size and Specification | Bearings
Deep groove ball bearings 6988. Bearing number : 6988. Size (mm) : 440x600x74. Brand : KOYO. Bore Diameter (mm) : 440. Outer Diameter (mm) : 600
KOYO 6988 bearing, bearing dimensions-440mm*600mm*74mm
NTN OEM brand or NTN SKF, FAG, KOYO, NSK, NTN, NACHI, TIMKEN, IKO, RHP, KBC. 6988 Material: Chrome steel,GCR15. 6988 Service: Any brand or OEM
Deep groove ball bearing 6988-KOYO - 440x600x74 mm
Deep groove ball bearing 6988-KOYO , dim : Ø int. 440 x Ø ext. 600 x th. 74 mm. SAME DAY SHIPPING. The specialist at your service for over 10 years
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KOYO 6988 INTERCHANGE
Double-row angular contact ball bearings Part series 6988 is a potential replacement for these common bearing part numbers:
6988
6988
6988
6988
6988
6988
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6988
Contact Us
- BEARING PRECISION AXLE CORP.
- Address795 Kimberly Drive, Carol Stream, Illinois U.S.A.
- Phone(Working Time)690-5687
- Fax
KOYO 6988 Technical Articles
110x200x76 bearing dimensions |
150x225x56 bearing dimensions tolerances |
20x47x15.25 bearing size catalogue |
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