Stock Drive Products/Sterling Instrument - SDP/SI

Planetary Gearheads come in NEMA sizes 17, 23, 34, and 42.
Mechanical Power Transmission

Planetary Gearheads come in NEMA sizes 17, 23, 34, and 42.

Incorporating hardened planet gears machined to AGMA 12 tolerances, Series S9117T-, S9123T-, S9134T-, and S9142T- provide torque multiplication, speed reduction, and inertial matching for dc servo, stepper, and brushless servomotors. Each unit is available with low backlash single- and double-stage reductions with gear ratios ranging from 3:1 to 100:1. Offered in shaft diameters from .250-.625...

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Shaft Collars feature integral Fairloc-® hub fastener.
Mechanical Components and Assemblies

Shaft Collars feature integral Fairloc-® hub fastener.

Available in brass and 303 Stainless Steel, respectively, S25FB9 and S25FY9 Series incorporate built-in bearing shim spacer and fit .12-Â-¾ in. dia shafts. Products come in inch and metric sizes with .433-1.496 in. (11-38 mm) dia ODs. Use of FairlocÂ-® hubs permits frequent phase, timing, and position adjustment while adding positive metal-to-metal fastening strength along both hub...

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Shaft Collars feature quick-release, self-locking design.
Mechanical Components and Assemblies

Shaft Collars feature quick-release, self-locking design.

Offered in inch and metric sizes, Grip Fast(TM) A 7Z34 Series is suitable for fastening rotating components and as limit stop for 23 shaft sizes from 1/8-3 in. Collars absorb vibration and shock, and can be removed or adjusted in seconds using one hand, without tools. To operate, user slides Grip Fast onto shaft to correct location. Unit will automatically lock into position. To release, user...

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Roller Chain Drive suits limited space applications.
Material Handling & Storage

Roller Chain Drive suits limited space applications.

Molded from Nylatron GS, Model A 6M 7-MT is non-conductive, self-lubricating, and available with .1475 in. or 3.7465 mm pitch. Unit link design eliminates need for master link or special tools for assembly. Each link snaps into next one to form any desired length. Measuring .191 in. wide and .108 in. high, non-corrosive, solvent-resistant drive is suited for stylus or pen assemblies in recorders...

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Retaining Rings feature grooveless design.
Electrical Equipment & Systems

Retaining Rings feature grooveless design.

Designed for use on ungrooved shafts, bosses, tubes, and studs, S73NW2 Series exerts frictional hold against axial displacement from either direction. Units offer resistance to relative rotation between ring and retained parts, and are reusable while not marring shaft surface during assembly or disassembly. Made of PH 15-7 Mo stainless steel, rings are designed for shaft diameters from...

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Retaining Rings come in 56 metric sizes.
Electrical Equipment & Systems

Retaining Rings come in 56 metric sizes.

Made of carbon spring steel, Metric Retaining Rings provide tensile strength of 3,164 kg/cmÂ-² and are oil-dipped for added protection. Featuring constant circularity and groove pressure, external Series MD0471M is stocked for 3-120 mm shafts and conforms to DIN 471. Internal Series MD0472M have housing bores from 8-25 mm and meet DIN 472. Identified as Series MD6799M, E-rings are available...

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Company News

SDP/SI Will Exhibit at Medical Design & Manufacturing (MD&M) West 2020

Exhibiting at MD&M WEST 2020, February 11-13, 2020 Anaheim, CA in booth #1468, SDP/SI will be showcasing precision components and custom-engineered mechanical solutions used by the most recognized names in medical, aerospace and robotics. Hicksville, N.Y. (PRWeb) January 09, 2020 -- Stock Drive Products/Sterling Instrument (SDP/SI) provides mechanical based design, engineering, and manufacturing...

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Company News

SDP/SI Adds New Capabilities for High Volume Production

SDP/SI develops and manufactures high-quality components used in a wide range of applications. Hicksville, N.Y. (PRWeb) August 20, 2019 -- Stock Drive Products/Sterling Instrument (SDP/SI), a leader in providing mechanical based design, engineering, and manufacturing for power transmission and motion control applications has expanded its high-volume production capabilities with the addition of a...

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Company News

SDP/SI Acquires a ProJet 3D Printer

Engineers Get Their Projects into Production Faster Using SDP/SI’s new 3D Printing Service HICKSVILLE, N.Y. (PRWEB) SEPTEMBER 27, 2018 - Stock Drive Products/Sterling Instrument (SDP/SI), a leader in providing mechanical based design, engineering, and manufacturing services for critical motion control and small power transmission applications, recently acquired the 3D Systems ProJet MJP 2500...

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Company News

SDP/SI Provides Precision Machining for Aerospace and Defense

SDP/SI Management System Ensures Compliance with ISO 9001:2015 + AS9100D Requirements HICKSVILLE, N.Y - MARCH 06, 2018 - Stock Drive Products/Sterling Instrument (SDP/SI) meets all certification requirements of the new ISO 9001:2015 + AS9100D standard, maintaining processes that provide superior components and assemblies with detailed quality reporting. SDP/SI is a leader in providing mechanical...

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People in the News

SDP/SI Announces New Senior Sales Engineer

Michael Yandolino Joins the SDP/SI Sales Engineering Staff in Key Leadership Role HICKSVILLE, NY - NOVEMBER 14, 2017 Stock Drive Products/Sterling Instrument (SDP/SI), a leader in comprehensive motion control and small power transmission solutions, announces the appointment of Michael Yandolino to Sr. Sales Engineer. Michael Yandolino is an industry leader with a wealth of experience in the...

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Company News

SDP/SI Moves to Brand New World-Class Engineering and Manufacturing Facility

February 1, 2017 ? Hicksville, NY ? Stock Drive Products/Sterling Instrument (SDP/SI), a leader in comprehensive motion control and power transmission solutions, has begun operations in a brand new world-class facility designed to greatly improve efficiencies and lead times. The newly constructed 96,000 square foot facility is located at 250 Duffy Avenue, Hicksville, NY, less than 10 miles from...

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Company News

SDP/SI Moving to New State-of-the-Art Facility Later this Year

Brand New Engineering and Manufacturing Facility Will Lead to Greater Customer Benefits May 23, 2016 - New Hyde Park, NY - SDP/SI - Stock Drive Products/Sterling Instrument, a leader in providing mechatronic based design, engineering and manufacturing services for critical motion control applications will be moving to a brand new world-class engineering and manufacturing facility later this year....

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Company News

Designatronics Makes it a Priority to Connect with Students

At Designatronics the Goal is to Inspire and Educate Students about Today's Manufacturing and Engineering Opportunities New Hyde Park, NYÂ- – Designatronics, Inc., (www.designatronics.com) is committed to inspiring students, representing the future of engineering and manufacturing, by providing real-life experience. A new initiative has been put into action where students can observe the...

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Company News

SDP/SI Attends Engineering Career Day At Merrick Avenue Middle School

Sponsored By LIFT (Long Island Forum for Technology) New Hyde Park, NY – Orville Ashley and James Mueser represented Stock Drive Products and Sterling Instrument, both divisions of Designatronics Inc., at Merrick Avenue Middle School's engineering career day on Wednesday, March 26th, 2014. The all-day event featured several local engineering schools and companies, with hundreds of students...

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