
1. Your factory how to control the quality? A: All bearing parts before the production and the production process, strict inspection by 100%, including crack detection, roundness, hardness, roughness, and the geometry size, all bearing meet ISO international standard. 2. Can you tell me the bearing material? A: We have chrome steel GCR15, stainless steel, ceramics and other materials. 3. How long is your delivery time? A: If the goods are in stock, usually 5 to 10 days, if the goods are no stock for 15 to 20 days, according to the quantity to determine the time. 4. OEM and custom you can receive? A: Yes, accept OEM, can also be customized according to samples or drawings for you.| Bearing Number | d mm | D mm | B mm |
| 1300 | 10 | 35 | 11 |
| 1301 | 12 | 37 | 12 |
| 1302 | 15 | 42 | 13 |
| 1303 | 17 | 47 | 14 |
| 1304 | 20 | 52 | 15 |
| 1305 | 25 | 62 | 17 |
| 1306 | 30 | 72 | 19 |
| 1307 | 35 | 80 | 21 |
| 1308 | 40 | 90 | 23 |
| 1309 | 45 | 100 | 25 |
| 1310 | 50 | 110 | 27 |
1.Packaging 1)Commercial Taper Roller Bearings packaging: 1pc/plastic bag + color box + carton + pallet; 2)Industrial Taper Roller Bearings packaging: a):plastic tube + carton + pallet; b). plastic bag +kraft paper + carton + pallet; 3)According to the requirement of customer of Taper Roller Bearings 2. Payment: 1) T/T: 100% should be paid before shippment. 2) L/C at sight. (high bank charge, not suggest , but acceptable ) 3) 100% Western Union in advance. (specially for air shipment or small amount) 3. Delivery: 1) Less than 45 KGS, we will send by express. ( Door to Door, Convenient ) 2) Between 45 - 200 KGS, we will send by air transport. ( Fastest and safest, but expensive ) 3) More than 200 KGS, we will send by sea. ( Cheapest, but long time )
C3: radial clearance than ordinary clearance K: 1/12 taper tapered bore K30: 1/30 taper tapered bore M: Ball guided machined brass cage 2RS: with both ends of closures TV: ball guide glass fiber reinforced polyamide (nylon) solid cage 
