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Product Specifications:
| Item | Sure-Flex Sleeve |
| Angular Misalignment | 0.25° |
| Application | Compressors, Conveyors, Electric Motors, Fans/Blowers, Mixers, Pumps |
| Body Style | 8H |
| Coupling Size | 8 |
| Features | 4-Way Flexing Action Absorbs Shock, Misalignment And End Float, Vibration |
| For Misalignment Type | Angular, Axial, Parallel |
| Horsepower @ 100 Rpm | 7.2 hp |
| Horsepower @ Rpm | 126 Hp @ 1, 750 Rpm, 252 Hp @ 3, 500 Rpm, 84 Hp @ 1, 160 Rpm |
| Hp Rating @ 100 Rpm | 7 1/5 hp |
| Hp Rating @ 100 Rpm | 7.2 hp |
| Hp Rating @ 1200 Rpm | 86.25 |
| Hp Rating @ 1200 Rpm | 86 1/4 hp |
| Hp Rating @ 1800 Rpm | 129 hp |
| Hp Rating @ 3600 Rpm | 248 hp |
| Insert Construction | One Piece Solid |
| Insert Design | One-Piece Solid |
| Insert Material | Hytrel |
| Insert Width | 2 1/2" |
| Material | Hytrel |
| Max. Angular Gap Misalignment | 0.025" |
| Max. Angular Misalignment | 0.25° |
| Max. Parallel Misalignment | 0.015" |
| Max. Speed | 4500 RPM |
| Maximum Operating Temperature | 250°F |
| Minimum Operating Temperature | -65°F |
| Operating Temp. | -65°F to +250°F |
| Outside Dia. | 5.062" |
| Outside Diameter | 5 1/16" |
| Parallel Misalignment | 0.015" |
| Rated Torque | 4530 lbs.-in. |
| System Of Measurement | Imperial |
| Torsional Stiffness | 30000 lbs.-in./deg. |
| Width | 2 1/2" |
Shipping Info:
| Ship weight (kg) | 0.63 |
| Ship height (cm) | 6.6 |
| Ship length (cm) | 14.48 |
| Ship width (cm) | 14.22 |
| HS code | 8483608000 |
Product Details:
- TB Wood's 8H coupling sleeve designed for torque transmission and accommodating shaft misalignment in pumps, compressors, mixers, electric motors & conveyors
- Flexible Hytrel construction allows quick & lubrication free installation and 4-way flexing action absorbs shock, vibration, misalignment & end float
- Accommodates 7 degree torsional wind up
- ATEX compliant
Product Variants
| Model | Max. Speed | Rated Torque | Coupling Size | Insert Material | Torsional Stiffness | Angular Misalignment | Parallel Misalignment | Outside Dia. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 3JNS | 9200 RPM | 78 lbs.-in. | 3 | Neoprene | 229 lbs.-in./deg. | 1° | 0.01" | 1 7/8" | €25.35 | |
| 4JNS | 7600 RPM | 156 lbs.-in. | 4 | Neoprene | 458 lbs.-in./deg. | 1° | 0.01" | 2.312" | €31.79 | |
| 5JNS | 7600 RPM | 312 lbs.-in. | 5 | Neoprene | 916 lbs.-in./deg. | 1° | 0.015" | 2.938" | €39.18 | |
| 6JNS | 6000 RPM | 585 lbs.-in. | 6 | Neoprene | 1718 lbs.-in./deg. | 1° | 0.015" | - | €77.82 | |
| 3J | 9200 RPM | 78 lbs.-in. | 3 | EPDM | 229 lbs.-in./deg. | 1° | 0.01" | 1 7/8" | €10.28 | |
| 4J | 7600 RPM | 156 lbs.-in. | 4 | EPDM | 458 lbs.-in./deg. | 1° | 0.01" | 2.312" | €20.33 | |
| 5J | 7600 RPM | 312 lbs.-in. | 5 | EPDM | 916 lbs.-in./deg. | 1° | 0.015" | 2.938" | €40.93 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
TB WOODS 8H Sure-Flex Plus Coulpling Sleeve, Size 8, 4500 RPM Max Speed
€433.02 /unit


