alpha Value Line

NPRK

Bevel gearbox

The NPRK bevel gearbox from the alpha Value Line impresses with its integrated slotted holes, which enable precise and flexible mounting. This makes it ideal for use in rack and pinion applications – for maximum efficiency and easy assembly.

3 – 100

Ratio

33 – 700 Nm

Max. torque

≤ 11 arcmin

Backlash

Universally applicable

The planetary gearboxes of the alpha Value Line are suitable for universal application and offer the best, most economical solution for virtually all requirements – on each axis and for all industries

High cost-effectiveness

The NPRK bevel gearbox impresses with its low acquisition costs, high operating efficiency and maintenance-free operation over its entire service life

Clever drive variants

The NPRK bevel gearbox with integrated slotted holes and output shaft offers maximum design freedom. Particularly suitable for precise and simple connection to rack and pinion systems

Technical details

Product typeNPRK
DesignMF
Ratio3 – 100
Number of sizes4
Max. backlash c)jt≤ 11 arcmin
Max. torqueT33 – 700 Nm
Max. input speedn1Max5000 rpm
c) In relation to reference sizes
Output shape
Smooth shaft
Shaft with key d)
Splined shaft (DIN 5480)
Input shape
Motor-mounted
Characteristic
Flange with slotted holes
Food-grade lubrication a) b)
System solutions
Linear system (rack / pinion)
Accessory (for more information, see the relevant product pages)
Coupling
a) Performance reduction: Technical data available on request
b) Please contact WITTENSTEIN alpha
d) Performance reduction: For detailed sizing, please use our cymex® design software
Document name Document type Language Downloads
CP, CPS, CPK, CPSK, NP, NPL, NPS, NPT, NPR, NTP, NPK, NPLK, NPSK, NPTK, NPRK, CVS, CVH, NVS, NVH, HDV

Catalog alpha Basic Line & alpha Value Line

CP, CPS, CPK, CPSK, NP, NPL, NPS, NPT, NPR, NTP, NPK, NPLK, NPSK, NPTK, NPRK, CVS, CVH, NVS, NVH, HDV

Brochure /Catalog English
NPK, NPLK, NPSK, NPTK, NPRK

Technical data / Dimension sheets NPK / NPLK / NPSK / NPTK / NPRK

NPK, NPLK, NPSK, NPTK, NPRK

Brochure /Catalog English
Technical documents CP, CPS, CPK, CPSK, NP, NPL, NPS, NPT, NPR, NTP, NPK, NPLK, NPTK, NPRK

alpha Value Line / alpha Basic Line

Technical documents CP, CPS, CPK, CPSK, NP, NPL, NPS, NPT, NPR, NTP, NPK, NPLK, NPTK, NPRK

Operating manual English

Sealing Plate

Operating manual English

Ordering code / CAD data NPRK

CAD / CAE English

Contact us

Would you like to learn more about our solutions?
We would be happy to advise you—personally, competently, and tailored to your requirements.

Precise, flexible, and compact

Compatible with all common servo motors – thanks to screwed adapter plate and large selection of motor shaft diameters
The particularly compact angle step allows insertion even in minimal installation spaces
Wide range of ratios from i = 3 to i = 100 – for maximum application versatility
The beautifully designed housing emphasizes the dynamics of the gearbox and adds visual accents
Splined shaft, smooth or keyed shaft and slotted holes - suitable for flexible assembly

Further Information

The NPRK for coordinated pinion-rack systems for simple requirements. Typical areas of application include woodworking machines, plasma cutting systems, and automation.

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With cynapse® and smart services, you can unleash the full potential of your drive system: sensor data is processed, visualized, and analyzed intelligently. Find out how the combination of gearboxes with cynapse® and our smart services can make your digital production faster, safer, and more efficient.

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Optimization of your value chain: Utilize the combination of gearboxes and accessories in a complete package to streamline your internal processes. Find suitable elastomer couplings for our products.

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