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
LM67048 - LM67010-BA
LM67000
31.750 mm
58.877 mm
16.764 mm
11.811 mm
6.833 mm
46700 N
44600 N
LM742749 - LM742710-B
LM742700
215.900 mm
285.750 mm
46.038 mm
34.925 mm
19.05 mm
430000 N
892000 N
LM757049 - LM757010-B
LM757000
304.8 mm
406.400 mm
63.5 mm
47.625 mm
25.400 mm
769000 N
1740000 N
LM814845 - LM814810-B
LM814800
73.025 mm
117.475 mm
25.400 mm
19.050 mm
11.113 mm
118000 N
183000 N
LM814849 - LM814810-B
LM814800
77.788 mm
117.475 mm
25.400 mm
19.050 mm
11.113 mm
118000 N
183000 N
M249749 - M249710-B
M249700
254 mm
358.775 mm
71.438 mm
53.975 mm
30.163 mm
914000 N
1850000 N
M86649 - M86611-B
M86600
30.163 mm
64.292 mm
21.433 mm
16.670 mm
8.763 mm
60200 N
71700 N
05075X - 05185-B
05000
19.05 mm
47 mm
14.381 mm
11.113 mm
6.038 mm
26700 N
25400 N
07093 - 07196-B
07000
23.813 mm
50.005 mm
14.260 mm
9.525 mm
6.749 mm
29100 N
29600 N
07100 - 07196-B
07000
25.400 mm
50.005 mm
14.260 mm
9.525 mm
6.749 mm
29100 N
29600 N
07100 - 07204-B
07000
25.400 mm
51.994 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
07100-S - 07196-B
07000
25.400 mm
50.005 mm
14.260 mm
9.525 mm
6.749 mm
29100 N
29600 N
07100-S - 07204-B
07000
25.400 mm
51.994 mm
14.260 mm
12.700 mm
5.080 mm
29100 N
29600 N
14124 - 14276-B
14000
31.750 mm
69.012 mm
19.583 mm
15.875 mm
7.937 mm
54600 N
61700 N
15113 - 15250-B
15000
28.575 mm
63.500 mm
20.638 mm
15.875 mm
8.730 mm
59900 N
53900 N
16137 - 16284-B
16000
34.925 mm
72.238 mm
20.638 mm
15.875 mm
8.733 mm
56600 N
65800 N
17098 - 17244-B
17000
24.981 mm
61.999 mm
16.566 mm
14.288 mm
5.270 mm
43200 N
44100 N
18200 - 18337-B
18000
50.8 mm
85.725 mm
18.263 mm
12.700 mm
9.906 mm
61100 N
63900 N
19138 - 19268-B
19000
34.976 mm
68.263 mm
16.520 mm
11.908 mm
7.538 mm
50700 N
57800 N
23092 - 23256-B
23000
23.813 mm
65.088 mm
21.463 mm
15.875 mm
10.320 mm
54600 N
55800 N
2559 - 2523-B
2500
30.163 mm
69.850 mm
25.357 mm
19.050 mm
8.733 mm
83700 N
94400 N
26883 - 26822-B
26800
35.001 mm
79.375 mm
25.400 mm
19.050 mm
8.732 mm
91100 N
110000 N
27689 - 27620-B
27600
83.345 mm
125.413 mm
25.400 mm
19.845 mm
10.317 mm
117000 N
178000 N
28678 - 28622-B
28600
50.8 mm
97.630 mm
24.608 mm
19.446 mm
9.124 mm
123000 N
142000 N