Shaft Couplings

Universal Joint 1/4" Shaft Coupling
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(SHW) 39004
Millen universal joint 1/4" shaft coupling. "U" joint. 1/4" x 1/4", 2 set screws on each end. 1-5/16" overall length. Non-magnetic, non-ferrous. U.S. made.
$15 each
Ceramic High Voltage Shaft Coupling
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(SHW) CE08-01-05
Ceramic high voltage shaft coupling. 4"L x 1-3/8"D. 3/8" bore.
$50 each
1/4" Shaft Coupling
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(SHW) SC.25P
1/4" Shaft Coupling phenolic. 13/16" SQ. 5/8" Face - Face. 1/4" bore. 2 set screws.
$17 each - $15.50 (6+) - $14 (25+)
V Shaft 1/4" Coupler
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(SHW) PH.25
V shaft 1/4" coupler phenolic insulater. 1 1/8"d. 1/4" bore. 1 set screw.
$10
Ceramic Shaft Coupling
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(SHW) SC.375/.5
Ceramic shaft coupling. 1 side = 3/8" inside diameter, other side = 1/2" inside diameter. 30 kv. 2-5/8"D, 2" end to end. Used, removed.
$85 each
Nylon Flex Shaft Coupling
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(SHW) N.25
Nylon flex shaft coupling. 1/4" 1 set screw. 1-1/4" long.
$12 each - $11 (6+)
Reducing Shaft Coupling
    
(SHW) 19303
Dynamic Gear Company Dynaco Precision reducing shaft coupling. Stainless steel. Allows for shaft malalignment. 3/16" x 1/8".
$5 each - $4.25 (10+), $3.75 (100+)
Flexible Ceramic Shaft Coupling
1/4" x 3/8"
(SHW) 104-0251.375
Johnson ceramic shaft coupling. Insulated. Flexible. 30kv. 1/4" x 3/8". 2-1/8" across, 1-1/4" EE.
$65 each
Super Flex Shaft Coupling
1/4" x 3/4"
(SHW) SFTCOUP14
1/4" ceramic insulated super flex shaft coupling. 2 set screws on each end. 1-1/4" maximum diameter. 3/4" width (less insertion). Used, excellent condition. Vintage 1960's.
$21 each - $19.65 (6+)
3/8" Shaft
Coupling
(SHW) SC.375
3/8" ceramic shaft coupling. Flexible. 30 kv. Very robust!! Measures 2-5/8" diameter, 2" end to end. Used, removed. Circa 1950's.
$75 each
Jackson Brothers Coupling
1/4" Shaft
(SHW) 5610
2 kv Jackson Brothers English flexible shaft coupling is great for those small jobs not requiring much torque, voltage withstanding or alignment correction. 3/4" diameter. Plastic dielectric has hole in center allowing shafts to touch if fully inserted or seperate for maximum voltage breakdown. 1/4" shaft both sides.
$15 each - $12 (10+)
Ceramic Coupling
1/4" Shaft

Flexible
(SHW) 39009
Millen coupling rated at 7 kv but we have used them successfully to 15 kv. Flexible but with 250 Oz./In. maximum torque. Self-aligning coupling adjusts for up to 13% angular shaft misalignment by flexing. 1-5/8" diameter. Open center allows user to set shaft separation.
*** SOLD OUT ***
Ceramic Coupling
1/4" Shaft
(SHW) 39006
Millen coupling rated at 2 kv but we have used them successfully to 5 kv. Flexible but with 140 oz. / in. maximum torque. Self-aligning coupling adjusts for up to 13% angular shaft mis-alignment by flexing. 1-1/16" diameter. Adds 3/16" length in shaft separation.
$27 each - $25 (6+)
Ceramic Coupling
1/4" Shaft

Flexible
(SHW) 39002
Millen coupling rated at 3 kv but we have used them successfully to 6 kv. Flexible but with 48 oz. / in. maximum torque. Self-aligning coupling adjusts for up to 18% angular shaft misalignment by flexing. 1-1/4" diameter. Adds 3/16" length in shaft separation.
$24 each