Tapered Roller Bearings – TSF (Tapered Single with Flange) Imperial

Tapered Roller Bearings Product Introduction

**TIMKEN TSF Tapered Roller Bearings: Precision, Durability, and Performance for Demanding Applications**

TIMKEN Tapered Roller Bearings are engineered to deliver unmatched reliability and performance in some of the most demanding industrial, automotive, and precision equipment applications. Among TIMKEN’s extensive bearing portfolio, the **TSF (Tapered Single with Flange) series** stands out for its robust design, high load-carrying capacity, and ease of installation. Available in both metric and imperial sizes, these bearings are optimized to handle combined radial and thrust loads efficiently, making them ideal for applications where precision, durability, and long service life are critical.

### **Technical Features & Design Advantages**
The **TSF tapered roller bearings** incorporate a single-row, flanged cup design that simplifies mounting and ensures precise alignment in housings. Key features include:

– **Flanged Outer Ring (Cup):** The integrated flange provides axial location, eliminating the need for complex housing shoulders or separate clamping mechanisms. This design enhances assembly accuracy and reduces installation time.
– **Premium Steel Construction:** Manufactured from high-quality, clean steel, TIMKEN TSF bearings undergo advanced heat treatment processes to enhance fatigue resistance and durability under heavy loads.
– **Optimized Roller & Cage Design:** Precision-ground tapered rollers and a sturdy cage distribute loads evenly, reducing friction and wear while maintaining smooth operation at high speeds.
– **Sealing & Lubrication Options:** Configurable with various sealing solutions (such as contact or non-contact seals) and lubrication methods to suit specific environmental conditions—whether in contaminated industrial settings or high-speed automotive systems.

### **Performance Benefits**
TIMKEN TSF bearings are built to excel in applications requiring high rigidity and resistance to misalignment. Their advantages include:

– **Superior Load Capacity:** The tapered geometry allows the bearings to support significant radial and axial loads simultaneously, making them ideal for gearboxes, wheel hubs, and heavy machinery.
– **Extended Service Life:** Advanced metallurgy and precision manufacturing reduce metal-to-metal contact, minimizing wear and extending operational life even in harsh conditions.
– **Reduced Maintenance Needs:** The robust design and high-quality materials decrease the frequency of re-lubrication and replacements, lowering total cost of ownership.

### **Typical Applications**
TIMKEN TSF tapered roller bearings are widely used across industries, including:

– **Industrial Machinery:** Conveyors, crushers, and mining equipment where shock loads and misalignment are common.
– **Automotive Systems:** Wheel ends, transmissions, and differentials requiring high precision and load management.
– **Precision Equipment:** Agricultural machinery, construction vehicles, and material handling systems that demand reliability under variable stresses.

Whether in metric or imperial sizes (such as the **TSF Imperial 658 series**), TIMKEN’s TSF tapered roller bearings provide a dependable solution for engineers seeking performance-driven components. By combining innovative design with decades of bearing expertise, TIMKEN ensures these bearings meet the rigorous demands of modern industrial and automotive applications—delivering efficiency, longevity, and reduced downtime.

For industries that cannot afford compromise, TIMKEN TSF bearings represent the gold standard in power transmission reliability.

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Part Number Series d - Bore D - Cup Outer Diameter B - Cone Width C - Cup Width T1 - Bearing Width to Flange C1 - Dynamic Radial Rating (1 million revolutions) C0 - Static Radial Rating
12175 - 12303-B
12000
44.450 mm
76.992 mm
17.145 mm
11.908 mm
9.126 mm
49500 N
58100 N
07079 - 07204-B
7000
20 mm
51.994 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
EE126097 - 126150-B
126000
244.475 mm
381.000 mm
76.200 mm
57.150 mm
34.925 mm
907000 N
1690000 N
07093 - 07204-B
7000
23.813 mm
51.994 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
EE128111 - 128160-B
128000
280.192 mm
406.400 mm
67.673 mm
53.975 mm
28.575 mm
868000 N
1660000 N
07087 - 07204-B
7000
22.225 mm
51.994 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
EE128110 - 128160-B
128000
280.192 mm
406.400 mm
67.673 mm
53.975 mm
28.575 mm
924000 N
1820000 N
07087X - 07210XB
7000
22.225 mm
50.8 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
1380 - 1328-B
1300
22.225 mm
52.388 mm
20.168 mm
14.288 mm
9.042 mm
47900 N
48300 N
02474 - 02420-B
2400
28.575 mm
68.263 mm
22.225 mm
17.463 mm
8.730 mm
63800 N
70200 N
07100-SA - 07210XB
7000
25.400 mm
50.8 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
13890 - 13836-B
13800
38.481 mm
65.088 mm
11.908 mm
9.525 mm
5.944 mm
27200 N
33000 N
02474A - 02420-B
2400
29.987 mm
68.263 mm
22.225 mm
17.463 mm
8.730 mm
63800 N
70200 N
08125 - 08231-B
8000
31.750 mm
58.738 mm
15.080 mm
10.716 mm
6.736 mm
31700 N
35000 N
13889 - 13836-B
13800
38.1 mm
65.088 mm
11.908 mm
9.525 mm
5.944 mm
27200 N
33000 N
02475 - 02420-B
2400
31.750 mm
68.263 mm
22.225 mm
17.463 mm
8.730 mm
63800 N
70200 N
09067 - 09195AB
9000
19.05 mm
49.225 mm
19.050 mm
14.288 mm
6.998 mm
42800 N
40500 N
14138A - 14276-B
14000
34.925 mm
69.012 mm
19.583 mm
15.875 mm
7.938 mm
54600 N
61700 N