Pacific Scientific


Pacific Scientific

SR3640-8354-7-56C Image 1


The SR3640-8354-7-56C is a Permanent Magnetic DC Motor in the PMDC Motors by Pacific Scientific, specifically from Kollmorgen, a company renowned for its innovative and high-quality control products. This motor stands out with its ability to adhere to the NEMA MG1-1.26.5 IP65 and waterproof designations and its certification under BISSC Standard 29. Along with its impressive speed of 1750 revolutions per minute, the SR3640-8354-7-56C also comes with a NEMA C face and a removable base, and it is UL recognized. Operating at standstill, this motor has a continuous current of 5.1 Amps and a continuous torque of 18 lb-in. The maximum permissible current for the motor is 67 Amps. Additional technical specifications include a torque constant of 4.05 lb-in/Amps, a resistance of 0.95 Ohms, and an inductance value of 4.38 mH. This motor also has a physical length of 12.20 inches and a weight of 26 lbs. Furthermore, the SR3640-8354-7-56C requires its brushes, model YP00572, to be replaced periodically. It uses two brushes at each replacement.

SR3640-8354-7-56C by Pacific Scientific is a motor in the PMDC Series. The SR3640-8354-7-56C features a Voltage (DC) of 90 and a Current (Amps) of Factory Assigned. This Permanent Magnet DC Motor also has a RPM of 1200, a Factory Assigned Enclosure and a H.P. of 1/3.

Revision Part #:

SR3640 8354 7 56CSR36408354756CSR364O-8354-7-56C
Manufacturer Pacific Scientific
Product Type Permanent Magnetic Motor
Model SR3640-8354-7-56C
Face/Base NEMA C face, removable base
Maximum Permissible Current 67 Amps
Torque Constant 4.05 lb-in/amp
Resistance 0.95 Ohms
Brush Replacement YP00572 model, 2 brushes required.

Distribution Cache Shipping Info and Options

Shipping Carriers: Here at Distribution Cache we ship using UPS, FedEx, DHL, or TNT. In most cases we get very competitive rates based on our volume and will be happy quote shipping cost to your location upon request. We also know that many customers would prefer to ship collect on their own account numbers and welcome this option.

Shipping Blind: We recognize that many of our customers intend to re-sell the product to their end user. We respect our customer’s relationships with their clients and offer blind shipping as an option to ensure that the package arrives in the most clandestine way possible.

Shipping Process: We take pride in the way we package your order and spare no cost in making sure that it arrives safely at your facility. In the case of new parts, we are always sure to package the factory box inside another larger box for safe transit. For reconditioned parts we often use Distribution Cache customized packaging that is specially made to protect the products from the bumps and falls present during shipment.


Shipping Options:

Next Day Air Early AM - This service is the fastest overnight delivery option available. For most locations the package will be guaranteed by 8:30AM.

Next Day Air – This service guarantees delivery by 10:30AM and is the most frequently used option for overnight shipments.

Next Day Air Saver – This cost saving overnight alternative guarantees delivery by 3PM the next day.

2nd Day Air – For domestic shipments that would take 3-5 days if shipped via Ground, sometimes having the order in 2 days is a great way to go

Ground – Ground is the most inexpensive shipping option provided. Please ask if we are doing a “free domestic ground” shipping promotion on your order. We often provide free ground shipping on larger orders.


Emergency Courier – At times we can help work with a courier service to get the part to your facility during downtimes scenarios. We prefer that the customer sets up the courier but we can be there to make sure the product is handed off to the driver. Please give us a call to see if this is an option on your order.

Please Note: Products listed as “ships today” can ship same-day if an order is placed before 4PM. For larger drives and motors we ask that notification for same-day shipments be provided by 2PM at the latest. For any products listed as “ships in 3-5 days”, please give us a call to see if this can be expedited.