Tapper Lock Bush

The Taper Lock Bush is a highly efficient and versatile mechanical component used for securing pulleys, sprockets, gears, and couplings to shafts in power transmission systems. This component features a tapered, split design, which allows for a strong, precise, and self-centering grip on the shaft when tightened. The taper lock mechanism ensures easy installation, secure fitment, and hassle-free removal, making it a preferred choice in industrial machinery, conveyors, pumps, and automotive applications. Manufactured from high-grade cast iron, steel, or stainless steel, these bushes offer exceptional durability, corrosion resistance, and long service life in demanding environments.

One of the primary advantages of the Taper Lock Bush is its simple yet effective locking mechanism, which eliminates the need for keyways and additional machining. The bush is slotted with precision-engineered tapers that contract onto the shaft when tightened, providing uniform clamping force and preventing slippage under high loads. This design also enables quick interchangeability of pulleys and other mounted components, reducing downtime and maintenance costs. Taper Lock Bushes are widely used in industries such as mining, manufacturing, agriculture, and material handling, where reliable power transmission and easy shaft attachment are essential.

Available in a wide range of sizes and bore configurations, Taper Lock Bushes can accommodate different shaft diameters and keyway specifications, ensuring flexibility and compatibility with various industrial applications. The self-locking nature of the taper design ensures maximum torque transmission while reducing wear and tear on both the bush and shaft. Additionally, their compact and lightweight structure contributes to efficient mechanical performance without adding unnecessary bulk. Whether used in belt drives, chain drives, or rotating equipment, Taper Lock Bushes provide superior holding power, long-lasting reliability, and easy maintenance, making them an indispensable component in modern power transmission systems.

Product Details:

lock bush size 1008 to 3030
Bush Size	Major Diameter	Length	P.C.D.	Max. Bore	Min. hub Dia.	Set Screws (Inches)
1008	35.20	22.20	33.73	10 to 25	60.30	2 - 1/4"X1/2"
1108	38.30	22.20	36.92	10 to 28	63.50	2 - 1/4"X1/2"
1210	47.50	25.40	44.50	11 to 32	92.10	2 - 3/8"X5/8"
1215	47.50	38.10	44.50	11 to 32	79.40	2 - 3/8"X5/8"
1310	50.80	25.40	47.63	11 to 32	95.30	2 - 3/8"X5/8"
1610	57.10	25.40	54.00	14 to 42	101.60	2 - 3/8"X5/8"
1615	57.10	38.10	54.00	14 to 50	88.90	2 - 3/8"X5/8"
2012	69.80	31.80	66.60	14 to 60	120.70	2 - 7/16"X7/8"
2517	85.70	44.50	82.55	16 to 75	139.70	2 - 1/2"X1"
2525	85.70	63.50	82.55	16 to 75	120.70	2 - 1/2"X1"
3020	107.90	50.80	101.60	19 to 75	177.80	2 - 5/8"X1-1/4"
3030	107.90	76.20	101.60	19 to 75	158.80	2 - 5/8"X1-1/4"

Tapper lock bush size 3525 TO 5050
Bush Size	Major Diameter	Length	P.C.D.	Max. Bore	Min. hub Dia.	Set Screws (Inches)
3525	127.00	63.50	122.70	25.00	197.00	3 - 1/2"X1-1/2"
3535	127.00	89.00	122.70	25.00	197.00	3 - 1/2"X1-1/2"
4030	146.00	76.20	140.70	30.00	241.00	3 - 5/8"X1-3/4"
4040	146.00	101.50	140.70	30.00	241.00	3 - 5/8"X1-1/4"
4535	161.90	89.00	155.70	30.00	267.00	3 - 3/4"X2"
4545	161.90	114.30	155.70	30.00	267.00	3 - 3/4"X2"
5040	177.80	101.60	170.70	40.00	292.00	3 - 7/8"X2-1/4"
5050	177.80	127.00	170.70	40.00	292.00	3 - 7/8"X2-1/4"