Quality Transmission Components - Product Announcements

The Zetasassi line of belt and chain tensioners from QTC, improve performance in industrial automation applications by keeping constant tension in belt and chain drive systems. These tensioners are designed to reduce noise, transmit torque more efficiently, decrease wear, with the added benefit of increasing the life of belts and chains. (read more)

Stainless Steel Spur Gears from QTC. A new series of precision 0.5, 0.8 and 1 Stainless Steel spur gears, are produced to ISO Class 7 specs and feature integral hub fastener. (read more)

Precision 20^o pressure angle stainless steel racks from Quality Transmission Components are stocked in 21 sizes in pitch size modules 1~4. These hobbed and passivated racks, identified as the SUR, SURF, and SURFD Series, are made from SUS304 stainless steel with tooth hardness of less than 187HB. (read more)

New belt tension tester from Econobelt uses sound waves instead of force deflection to accurately measure tension. The portable, lightweight and easy-to-use meter produces repeatable results for any operator. It can be used in almost any environment and produce fast results, calculated in seconds. The unit... (read more)

The process of selecting metric gears just became easier with the publication by Quality Transmission Components of a 528-page product catalog, Q420: The Handbook of Metric Gears.In addition to the over 3,700 metric gears detailed, this catalog also contains a comprehensive technical reference section entitled "Elements of Gear Technology". (read more)

The process of selecting timing belt pulleys, belts, belt and roller chain tensions and other power transmission components for new prototypes or for production applications just became easier with the publication by Quality Transmission Components of a FREE 368-page catatog, identified as Q460. (read more)

A new Series of AT5 inch and metric timing belt drives from Econobelt are now available. The 215 pulleys, identified as the QPMAT5 in metric and QPEAT5 in inch Series, are made from 2024-T4 or 2024-T351 Aluminum Alloy or AISI 1045 Steel. (read more)

A new Series of AT10 inch and metric timing belt drives from Econobelt are now available. The 162 pulleys, identified as the QPMAT10 in metric and QPEAT10 in inch Series, are made from 2024-T4 or 2024-T351 Aluminum Alloy or AISI 1045 Steel...... (read more)

New taper bushings from Econobelt are designed to fasten rotating components without marring shafts. These stainless steel taper bushings, identified as the QTM-BSS Series, are stocked in 18 sizes to fit shafts ranging in diameter from 4 mm (.157") to 20 mm (.787"). Their outer diameters range from 8 mm (.315") to 28 mm (1.102"). (read more)

Steel ratchets & pawls from Quality Transmission Components are stocked in 40 ratchet sizes and 5 pawl sizes. These pawls & ratchets, identified as the SRT and SRTB Series, are made of S45C steel and have an angle of jaw or teeth of 60º. (read more)

New size 52 planetary gearheads from Quality Transmission Components feature smooth, quiet, lightweight, compact helical gear drives. These rugged units, identified as the QGH-52 Series offer a choice of 3 backlash specifications: less than or equal to 15 arc min., less than or equal to 10 arc min., or less than or equal to 3 arc min. (read more)

Precision 20^o pressure angle stainless steel miter gears from Quality Transmission Components are stocked in 10 sizes in modules 1~3 in both 20 and 25 tooth.These gears, are made of SUS303 and conform to precision grade JIS B 1704 grade 3 standards. (read more)

Precision internal gears from Quality Transmission Components are stocked in 22 sizes in modules 1 through 3. These 20o pressure angle internal gears, identified as the SI and SIR Series, are made from S45C steel which are black oxide coated and have tooth hardness less than 194HB. (read more)

Precision 20^o pressure angle stainless steel bevel gears from Quality Transmission Components are stocked in 24 sizes in modules 1.5~3. (read more)

Precision 20^o pressure angle plastic racks from Quality Transmission Components are stocked in 13 sizes in pitch size modules 1~3. These hobbed racks, identified as the PR, and PRF Series, are made of MC901 and have a tooth hardness of 115~120HRR. (read more)

QTC's Econobelt line includes over 330 Zetasassi belt and chain tensioners which improve performance by keeping constant tension. These maintenance-free tensioners are designed to reduce noise, transmit torque more efficiently, decrease wear, plus increase the life of belts and chain. (read more)

The Zetasassi line of belt and chain tensioners from QTC, improve performance in industrial automation applications by keeping constant tension in belt and chain drive systems. These tensioners are designed to reduce noise, transmit torque more efficiently, decrease wear, with the added benefit of increasing the life of belts and chains. (read more)

All types of Spur Gears, Ground Spur Gear, Metric Spur Gears, Hubless Spur Gears, Plastic Spur Gears, Steel Spur Gear and Injection Molded Spur Gears from Quality Transmission Components (QTC). Over 1,500 products available in various configurations of Spur Gears. (read more)

QTC offers all types of Diametral Pitch Spur Gears, Spiral Miter Gear, Racks, Spiral Straight Bevel Gear ,Worms, Worm Gears, Worm Shaft, Shafts Quality Transmission Components offers over 400 standard Diametral Pitch Gears options for quick delivery. Click on our discriptions for pricing, deliver and specifications through our easy to use e-commerce site. (read more)

QTC offers all types of Racks and Pinions, Round Racks, Metal Flexible Racks, Stainless Steel Racks. Quality Transmission Components offers over 75 standard Rack & Pinion options for quick delivery. Click on our discriptions for pricing, deliver and specifications through our easy to use e-commerce site. (read more)

QTC offers all types of Helical Gears and Ground Helical Gear. Quality Transmission Components offers over 230 standard Helical Gear options for quick delivery. Click on our discriptions for pricing, deliver and specifications through our easy to use e-commerce site. (read more)

Provide More Design Freedom, Yet Cost Less - An expanded line of Modulel, 2, 2.5, and 3 molded-plastic gears from Quality Transmission Components offer designers the best of both worlds (read more)

The Econobelt Line features timing belts in 11 different profiles. Made from fiberglass reinforced Neoprene, these belts are available in trapezoidal, curvilinear and European tooth forms. (read more)

A NEW series of ISO class 5 rectangular Ground Racks. Gear racks are used to convert rotational motion into linear motion. In theory, a rack is an unrolled gear with an infinite pitch diameter. A rack will mesh with all gears of the same pitch. (read more)

Molded Acetal Gears from Quality Transmission Components. A new series of precision 0.5, 0.8 and 1 Module acetal spur gears (an ISO 9001 manufacturer) are produced to ISO Class 7 specs with 303 Stainless Steel hubs. (read more)