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Product Specifications:
| Item | Jaw Coupling Spider |
| Angular Misalignment | 0.8° |
| Axial Motion | 0.03" |
| Color | Red |
| Compatible Hub Manufacturer Part Number | JC21, JCC21, JS21, JSC21, MJC33, MJCC33, MJS33, MJSC33 |
| Coupling Size | Jc21, Jcc21, Js21, Jsc21, Mjc33, Mjcc33, Mjs33, Mjsc33 |
| Deform Torque | 174 lbs.-in. |
| Durometer Hardness | 98A |
| Fail Safe | Yes |
| For Misalignment Type | Angular, Axial, Parallel |
| Full Bearing Support Required | Yes |
| Horsepower @ 100 Rpm | 0.276 hp |
| Keyway | No |
| Material | Polyurethane |
| Maximum Operating Temperature | 180°F |
| Maximum Speed | 8000 RPM |
| Minimum Operating Temperature | -10°F |
| Outside Dia. | 1.312" |
| Outside Diameter | 1 5/16" |
| Parallel Misalignment | 0.003" |
| Rated Torque | 174 lbs.-in. |
| Resistance Properties | Chemical Resistant, Oil Resistant |
| Spider Material | Polyurethane |
| Spider Type | Solid Center Spider |
| Spider Width | 0.47" |
| System Of Measurement | Imperial |
| Torsional Stiffness | 83.3 lbs.-in./deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship height (cm) | 1.27 |
| Ship length (cm) | 12.7 |
| Ship width (cm) | 7.62 |
| HS code | 8483608000 |
| Country of Origin | US |
Product Variants
| Product | Model | Material | Coupling Size | Parallel Misalignment | Angular Misalignment | Outside Dia. | Color | Max. Parallel Misalignment | Max. Axial Misalignment | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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JD10/15-92Y | Urethane | Jc10, Js10, Mjc15, Mjs15 | 0.004" | 0.9° | - | Yellow | 0.004" | 0.02" | €22.88 | |
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JD10/15-85B | Urethane | Jc10, Js10, Mjc15, Mjs15 | 0.005" | 1° | - | Blue | 0.005" | 0.02" | €29.79 | |
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JD10/15-98R | Urethane | - | - | - | - | Red | 0.002" | 0.02" | €22.36 | |
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JD12/19-92Y | Urethane | Jc12, Js12, Mjc19, Mjs19 | 0.004" | 0.9° | - | Yellow | 0.004" | 0.02" | €28.27 | |
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JD12/19-85B | Urethane | Jc12, Js12, Mjc19, Mjs19 | 0.005" | 1° | - | Blue | 0.005" | 0.02" | €38.80 | |
![]() |
JD12/19-98R | Urethane | Jc12, Js12, Mjc19, Mjs19 | 0.003" | 0.8° | - | Red | 0.003" | 0.02" | €30.13 | |
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JD16/25-92Y | Urethane | Jc16, Jcc16, Js16, Jsc16, Mjc25, Mjcc25, Mjs25, Mjsc25 | 0.005" | 0.9° | - | Yellow | 0.005" | 0.03" | €32.44 |
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RULAND MANUFACTURING JD21/33-98R Jaw Coupling Spider, 98 Shore A Red, 1.313 Inch OD, High Torque
€36.29 /unit



