60,000 mm x 130,000 mm x 31,000 mm SNR 7312BA angular contact ball bearingsTechnical information
| Calculation factor f2D: |
1.15 |
r3,4 min.: |
0.2 mm |
D1: |
31.4 mm |
| db min.: |
22 mm |
D: |
37 mm |
Preload class C GC: |
100 N |
| Attainable speed for grease lubrication: |
43000 r/min |
Basic static load rating C0: |
3.2 kN |
d: |
20 mm |
| a: |
8.4 mm |
Size (mm): |
60,000 mm x 130,000 mm x 31,000 mm |
60,000 mm x 130,000 mm x 31,000 mm SNR 7312BA angular contact ball bearingsCross reference
| Type | Hydraulic Motor, Cycloid hydraulic motor | Place of Origin | Guangxi, China | Product name | OMV315/400/500/630/800/1000 |
| Displacement | 315cc-1000cc | Other models | OMR/OMP/OMS/OMV/OMT | Shaft size | 50mm/53.975mm |
| Maximum power | 28-47kW | Speed range | 150-550rpm | Max.torque | 2015N.m |
| Features | Stable operation & Long life | Application | for rock drill |
| Outside Diameter D2 | 3.1496 in |
| Inner Width B | 1.938 in |
| Basic Static Radial Load Rating Co | 4270 lbf |
| Bore Diameter D | 1 1/2 in |
| Basic Dynamic Radial Load Rating | 5550 lbf |
| Outher Width C | 0.8268 in |
| Insert Bearing IB | Stainless Steel |
| Dimension S | 0.748 in |
| Weight W | 1.30 lb |
| Diameter D3 | 2.039 in |
60,000 mm x 130,000 mm x 31,000 mm SNR 7312BA angular contact ball bearings Specifications
d:90.000 mm; Basic Dynamic Radial Load Rating C:186000 N; Fillet Radius ra:3.00 mm; Grease Speed Rating Open/Shielded n1:3000 rpm; D:225.0000 mm; Basic Static Radial Load Rating Co:150000 N; B:54.00 mm; Accessories:One Seal; Oil Speed Rating Open/Shielded n2:3600 rpm; Sealed Speed Rating n3:2100 rpm
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d:35.000 mm; Basic Static Radial Load Rating Co:48000 N; Fillet Radius ra:1.50 mm; Accessories:Two Shields & Snap-R; Grease Speed Rating n1:5600 rpm; Sealed Speed Rating n3:5600 rpm; B:38.10 mm; Oil Speed Rating n2:7500 rpm; Basic Dynamic Radial Load Rating C:52300 N; D:80.0000 mm;
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a:22.2 mm; d1:84.3 mm; d2:81.6 mm; Basic dynamic load rating C:23.8 kN; db min.:76 mm; db max.:80.8 mm; Static axial stiffness, preload class A:57 N/µm; Calculation factor f2A:1; D2:98.6 mm; Db max.:105.8 mm;
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d:110.000 mm; Basic Static Radial Load Rating Co:180000 N; D:240.0000 mm; Sealed Speed Rating n3:1800 rpm; B:50.00 mm; Grease Speed Rating n1:2600 rpm; Accessories:One Shield & Snap-Ri; Basic Dynamic Radial Load Rating C:203000 N; Grease Speed Rating Open/Shielded n1:2600 rpm; Oil Speed Rating n2:32
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Fillet Radius ra:2.00 mm; Grease Speed Rating n1:4800 rpm; Basic Dynamic Radial Load Rating C:79300 N; Basic Static Radial Load Rating Co:56000 N; d:55.000 mm; Oil Speed Rating n2:6300 rpm; D:120.0000 mm; B:29.00 mm;
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L:118 mm; Hexagonal key size for grub screw N:3.969 mm; J:92 mm; Recommended diameter for attachment bolts, inch G:0.5 in; Housing:FYWK 507 Y; s1:25.4 mm; Recommended diameter for attachment bolts, mm G:12 mm; Bearing:YAR 207-104-2RF/VE49; T:46.4 mm; N:14.8 mm;
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Calculation factor X:0.63; Limiting speed:900 r/min; Fatigue load limit Pu:16 kN; Calculation factor X:0.39; B:56 mm; Calculation factor Y2:0.76; Calculation factor kr:0.08; d1 ≈:600 mm; Calculation factor Y0:0.33; Calculation factor A:6.14;
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Basic Dynamic Radial Load Rating C:143000 N; Sealed Speed Rating n3:2000 rpm; Grease Speed Rating Open/Shielded n1:3000 rpm; Oil Speed Rating n2:3600 rpm; Accessories:Seal & Snap-Ring; Oil Speed Rating Open/Shielded n2:3600 rpm; Grease Speed Rating n1:3000 rpm; D:200.0000 mm; Basic Static Radial Loa
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Basic Dynamic Radial Load Rating C:24200 N; D:105.0000 mm; Sealed Speed Rating n3:3600 rpm; Fillet Radius ra:1.00 mm; d:75.000 mm; Oil Speed Rating Open/Shielded n2:7000 rpm; Accessories:One Shield; B:16.00 mm; Grease Speed Rating Open/Shielded n1:6000 rpm; Basic Static Radial Load Rating Co:22400 N
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Basic Static Radial Load Rating Co:12900 N; d:30.000 mm; Grease Speed Rating n1:10000 rpm; Oil Speed Rating n2:13000 rpm; D:62.0000 mm; Fillet Radius ra:1.00 mm; Fillet Radius rb:0.60 mm; B:16.00 mm; Basic Dynamic Radial Load Rating C:19000 N;
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Basic Dynamic Radial Load Rating C:23400 N; Oil Speed Rating Open/Shielded n2:11000 rpm; Accessories:Two Seals; Basic Static Radial Load Rating Co:16600 N; d:45.000 mm; Grease Speed Rating Open/Shielded n1:9000 rpm; D:75.0000 mm; Fillet Radius ra:1.00 mm; Sealed Speed Rating n3:5600 rpm; B:16.00 mm;
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a:13.643 mm; Fatigue load limit Pu:4.8 kN; D:62 mm; Basic dynamic load rating C:50 kN; Db min.:57 mm; d:30 mm; Mass bearing:0.23 kg; ra max.:1 mm; rb max.:1 mm; C:14 mm;
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B:21 mm; Pu:1.839 kN; Dynamic (Cr):58.101 kN; Grease:5 300 min-1; d:55 mm; r1s (min):1 mm; D:100 mm; Static (Cor):40.460 kN; rs (min):1.5 mm; Oil:6 300 min-1;
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r, r1,2 min.:1.5 mm; d:190 mm; Mass inner ring:2.41 kg; F:210 mm; B:50 mm;
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Basic Static Radial Load Rating Co:1120 N; D:22.0000 mm; Grease Speed Rating Open/Shielded n1:34000 rpm; B:6.00 mm; Oil Speed Rating Open/Shielded n2:40000 rpm; Fillet Radius ra:0.30 mm; Accessories:One Seal; d:10.000 mm; Sealed Speed Rating n3:19000 rpm; Basic Dynamic Radial Load Rating C:2510 N;
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| interchange 60,000 mm x 130,000 mm x 31,000 mm SNR 7312BA angular contact ball bearings guide |
| m | B | C | d | a | D | r1 | 2B |
| 7312DF | - | 31 mm | 159 kN | 60 mm | - | 130 mm | - | 62 mm |
| 7312DT | - | 31 mm | 159 kN | 60 mm | - | 130 mm | - | 62 mm |
| 7312 CDF | - | - | - | 60 mm | 5,3 mm | 130 mm | - | - |
| 7312-B-TVP | 1,71 kg / Weight | 31 mm | - | 60 mm | 55 mm | 130 mm | - | - |
| 7312-BECB-TVP | - | 31 mm | 107 kN | 60 mm | 55 mm | 130 mm | - | - |
| 7312AP | - | 31 mm | 100,1 kN | 60 mm | - | 130 mm | - | - |
| 7312B | - | 31 mm | 90 kN | 60 mm | 56 mm | 130 mm | - | - |
| 7312BA | - | 31,000 mm | 31,000 mm | 60,000 mm | - | 130,000 mm | - | - |
| 7312BDB | - | 31 mm | 151 kN | 60 mm | 24.4 mm | 130 mm | 1.1 mm | 62 mm |
| 7312BA | - | 1.22 Inch | 31 Millimeter | - | 2.362 Inch | 60 Millimeter | - | 5.118 Inch | 130 Millimeter | - | - |
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NTN BEARING USA CORP.2020-07-10 09:46:19
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