Technology 17 mm x 30 mm x 13 mm SKF NA 4903 cylindrical roller bearings
Classification | Nitrogen Fertilizer | Type | Ammonium Sulphate | CAS No. | 57-13-6 |
Other Names | Ammonium Sulfate | MF | NH42.SO4 | EINECS No. | 200315-5 |
Place of Origin | Hebei, China | Release Type | Quick | State | Granular |
Purity | 100% | Application | Agriculture grade | Appearance | Granular |
Color | Yellow,Blue,White or others | Nitrogen | 21.0% min | MOISTURE | 0.5% Max |
Package | 25kg/50kg/1000kg Bag | Certificate | SGS CICC ISO | Payment term | T/T ,L/C ,D/P |
Sample | offered free sample | MOQ | 25 ton | Origin | China |
Cage Type: | Plastic |
Dynamic Load Rating (kN): | 26.5 |
D | 80mm |
Clearance: | Standard |
B | 31mm |
SKU: | 2307e-2rs1tn9-skf |
Static Load Rating (kN): | 8.5 |
Availability: | In Stock |
Seals or Shields: | Two Rubber Seals |
d | 35mm |
SKF NA 4903 cylindrical roller bearings and Types Explained
duty type:Standard Duty; seal type:Felt; base width:4.5000 in; base to bore centerline:4.2500 in; overall height:8.5625 in; series:USRBF 5000AE; lubrication type:Lubrication Fitting; operating temperature range:Max 250°; B:6.2031 in; expansion type:Expansion Bearing
Read More ...
seal type:Contact Seal; locking device:Eccentric Collar; series:200; duty type:Intermediate Duty; mounting type:Four-Bolt Flange; d:1.5000 in; housing material:Cast Iron; manufacturer upc number:662327037444;
Read More ...
typical application:Exceptional Bearing; D:2.1250 in; continuous temperature range:-22 to 400°F; shaft diameter:1.3750 in; manufacturer catalog number:29502-4118; Weight:0.113 lb; width:0.7500 in; pressure tolerance:Ambient; harmonization code:3926904590.US; construction description:ISO-GARD®
Read More ...
overall length:11.3750 in; base width:3-1/8 in; bore type:Round; d:1.7500 in; expansion type:Non-Expansion Bearin; mounting:Two-Bolt Base; D:8.500" to 9.532; seal type:Contact with Slinger; bolt size:5/8; duty type:Heavy Duty;
Read More ...
B:27mm; Seals or Shields:Single Rubber Seal; Cage Type:Steel; Reference Speed Rating (r/min):10000; SKU:6310rs-timken; Weight:1.09 KGS; Dynamic Load Rating (kN):57.5; d:50mm; Limiting Speed Rating (r/min):7200; Availability:In Stock;
Read More ...
bearing material:SAE 52100 Steel; finish/coating:Uncoated; inner ring width:1.6880 in; closure type:3 lips on both sides; manufacturer catalog number:28325; row type & fill slot:Single Row; bore type:Round; B:1.6880 in; outer ring width:21 mm; precision rating:ABEC 1;
Read More ...
duty type:Normal Duty; D:143.7 mm; expansion type:Non-Expansion Bearin; housing material:Cast Iron; overall length:187 mm; B:32 mm; finish/coating:Uncoated; radial static load capacity:4860 lbf; locking device:Eccentric Collar; overall height:107 mm;
Read More ...
manufacturer catalog number:703979; duty type:Standard Duty; cage material:Brass; operating temperature range:250°; seal type:Single Lip Contact; radial dynamic load capacity:2611 lb; B:1.2188 in; inner ring width:1.2188 in; series:AR; bore type:Round;
Read More ...
typical application:Exceptional Bearing; misalignment tolerance:0.010 in; width:0.3750 in; lip material:Labyrinth; pressure tolerance:Ambient; construction description:Guardian® Flange; harmonization code:8487900040.US; manufacturer catalog number:29609-7926; shaft diameter:1.6849 in; Weight:0.9
Read More ...
Clearance:Standard; Dynamic Load Rating (kN):227; SKU:6236m-nsk; Oil Limiting Speed (r/min):2000; Availability:In Stock; Weight:15.90 KGS; D:320mm; Static Load Rating (kN):241; d:180mm; Grease Limiting Speed (r/min):1700;
Read More ...
housing material:Steel; head width:1 in; race material:Steel; lubrication type:No Fitting; shank thread size:1-1/4 - 12 in; head diameter:2-3/4 in; length to ball center:4-1/8 in; radial static load capacity:43540 lb; shank thread length:2.125 in; misalignment angle:7 °;
Read More ...
Cage Type:Steel; Clearance:C3; SKU:6002-c-hrs-c3-fag; D:32mm; Availability:In Stock; Seals or Shields:Single Rubber Seal; Dynamic Load Rating (kN):6; Fatigue Load Rating (kN):0.171; B:9mm; d:15mm;
Read More ...
d:2.0000 in; length through bore:2-3/8 in; finish/coating:Uncoated; housing material:Cast Iron; mounting type:Four-Bolt Flange; series:TEB; D:5.1250 in; B:6.5000 in; bore type:Round;
Read More ...
manufacturer upc number:717905073762; overall length:1 in; operating temperature range:10 to 220 ºF; bearing material:Powdered Metal SAE 8; manufacturer catalog:Click here; groove/plug type:None; maximum p value:2000; maximum v value:1200; D:7/16 in; maximum pv value:50000;
Read More ...
Cage Type:Plastic; Dynamic Load Rating (kN):26.5; D:80mm; Clearance:Standard; B:31mm; SKU:2307e-2rs1tn9-skf; Static Load Rating (kN):8.5; Availability:In Stock; Seals or Shields:Two Rubber Seals; d:35mm;
Read More ...
Compare similar cylindrical roller bearings |
| S | C | d | D | s | F | B | Fw |
NA 4903 | - | - | 17 mm | 30 mm | 0.5 mm | 22 mm | 13 mm | - |
NA 4903.2RS | - | 13 mm | 17 mm | 30 mm | 0.5 mm | 22 mm | 14 mm | - |
NA 4903 | - | 11,8 kN | 17 mm | 30 mm | - | 22 mm | 13 mm | - |
NA 4903 | - | 10,45 kN | 17 mm | 30 mm | - | - | - | 22 mm |
NA 4903 | 0,3 mm | 11,7 kN | 17 mm | 30 mm | - | - | 13 mm | 22 mm |
NA 4903 2RS | - | 8,36 kN | 17 mm | 30 mm | - | 22 mm | 14 mm | - |
NA 4903 RS | - | 8,36 kN | 17 mm | 30 mm | - | 22 mm | 14 mm | - |
NA 4903U | - | 18 kN | 20 mm | 37 mm | - | - | 18 mm | 25 mm |
NA 4903UU | - | 10,3 kN | 17 mm | 30 mm | - | 22 mm | 14 mm | - |
NA 4903 C3 | - | - | - | - | - | - | - | - |