Nema 23 Stepper Motor: Difference between revisions
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=Torques= | |||
*$40 - 425 oz in, 3Nm (27 in lb)- [http://m.ebay.com/itm/262346953397?_trkparms=aid=222007&algo=SIC.MBE&ao=1&asc=20161006002618&meid=ca57232f57c24454a981c910ffc608eb&pid=100694&rk=7&rkt=50&sd=231616614864&_trksid=p2385738.c100694.m4598&_mwBanner=1] | *$40 - 425 oz in, 3Nm (27 in lb)- [http://m.ebay.com/itm/262346953397?_trkparms=aid=222007&algo=SIC.MBE&ao=1&asc=20161006002618&meid=ca57232f57c24454a981c910ffc608eb&pid=100694&rk=7&rkt=50&sd=231616614864&_trksid=p2385738.c100694.m4598&_mwBanner=1] | ||
*$30 for 1.9Nm - (17 in lb) [http://m.ebay.com/itm/Free-Ship-1pcs-High-Torque-Nema-23-CNC-Stepper-Motor-425oz-in-4-Lead-DIY-CNC-Kit-/201787921934?_trkparms=aid%253D222007%2526algo%253DSIC.MBE%2526ao%253D1%2526asc%253D20150519202348%2526meid%253D042c38c3a15d4b0d8ca6f92e35ba9956%2526pid%253D100408%2526rk%253D2%2526rkt%253D25%2526mehot%253Dpp%2526sd%253D262346953397&_trksid=p2056116.c100408.m2460] | *$30 for 1.9Nm - (17 in lb) [http://m.ebay.com/itm/Free-Ship-1pcs-High-Torque-Nema-23-CNC-Stepper-Motor-425oz-in-4-Lead-DIY-CNC-Kit-/201787921934?_trkparms=aid%253D222007%2526algo%253DSIC.MBE%2526ao%253D1%2526asc%253D20150519202348%2526meid%253D042c38c3a15d4b0d8ca6f92e35ba9956%2526pid%253D100408%2526rk%253D2%2526rkt%253D25%2526mehot%253Dpp%2526sd%253D262346953397&_trksid=p2056116.c100408.m2460] | ||
Latest revision as of 01:38, 26 December 2025
Torques
- $40 - 425 oz in, 3Nm (27 in lb)- [1]
- $30 for 1.9Nm - (17 in lb) [2]
- Note: 20 tooth pulley = 1/4" radius - so multiply above values by 4 for actual force
Issue
Most motors come with 6.35 mm shaft, not 8. 10 mm are common as well. 8 mm is the unique one.
10 mm Shaft
8 mm Shaft
- $48 on prime - [5]
- Long ship - https://www.robotdigg.com/product/89/8mm-shaft-high-torque-nema23-Stepper-Motor
- Long ship - [6]
- Not Nema 23 but Nema 17 with geardown - [7].
Shaft stepping
- Coupler from 6.35 to 10 mm - [8]