JET Hand Chain Hoist S90-050-30 1/2 Ton (1100 LB Capacity 30 Foot Extended Lift Weston Double Pawl Brake Grade 80 Load Chain Overhead Industrial)
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JET S90-050-30 1/2-Ton Hand Chain Hoist with 30-Foot Extended Lift
The JET S90-050-30 S90 Series 1/2-Ton Hand Chain Hoist is an extended-reach manual overhead lifting device engineered for high-bay machinery positioning, deep maintenance pit servicing, and multi-story structural rigging. Delivering 1,100 pounds of rated load capacity across a 30-foot vertical lift height within an 11-inch headroom profile, this industrial hoist incorporates a Weston-style double ratchet pawl mechanical load brake for load holding. Outfitted with Grade 80 black oxide-coated 0.20 x 0.59 inch load chain, 360-degree swiveling drop-forged alloy steel safety hooks with cast steel latches, needle-bearing supported load sheaves, and an all-steel impact-resistant housing, this 36-pound hoist executes long-reach overhead lifting tasks.
Best Used For:
- High-Bay Facility Maintenance: Hoisting electric motors, ventilation ductwork, and piping across extended 30-foot vertical drops.
- Deep Vertical Shaft & Pit Rigging: Raising and lowering equipment in deep utility vaults, elevator shafts, and maintenance pits.
- Structural Component Positioning: Aligning steel beams, trusses, and machinery frames in low-headroom structural clearance zones.
Key Performance & Safety Features
- 1,100 LB Working Load Limit: Delivers 1/2-ton lifting capacity requiring 58 pounds of manual hand chain pull effort to operate at full load.
- 30-Foot Extended Lift Reach: Long-reach Grade 80 load chain allows continuous deep-shaft and high-bay lifting without resetting rigging.
- Weston-Style Double Pawl Brake System: Dual ratchet pawls split load stress across opposite gear teeth to maintain load control.
- Grade 80 Black Oxide Load Chain: Heat-treated 0.20 x 0.59 inch alloy steel chain delivers high tensile strength and surface corrosion protection.
- Compact 11-Inch Headroom Frame: Low-profile all-steel housing operates smoothly in restricted vertical clearance spaces.
- Overload-Indicating 360-Degree Swivel Hooks: Drop-forged alloy steel hooks rotate 360 degrees and deform slowly under excessive load as a visual safety indicator.
What's Included
- (1) JET S90-050-30 S90 Series 1/2-Ton Hand Chain Hoist with 30-Foot Extended Lift
- (1) Factory Load Test Certificate
Technical Specifications
| Brand / Manufacturer | JET Tools |
| Model / Part Number | S90-050-30 (S90 Series) |
| Rated Working Load Limit | 1/2 Ton (1,100 lbs / 498.95 kg) |
| Maximum Vertical Lift Height | 30 ft. (9.14 Meters) |
| Minimum Headroom Clearance | 11 in. (279.4 mm) |
| Hand Chain Travel to Lift 1 Foot | 32 ft. Hand Chain Travel |
| Full Load Hand Chain Pull Force | 58 lbs (26.31 kg Force) |
| Load Chain Link Dimensions | 0.20 in. x 0.59 in. (5 mm x 15 mm Grade 80) |
| Mechanical Load Brake Type | Weston-Style Double Ratchet Pawl System |
| Hook Mechanism & Latch Style | 360° Swivel Drop-Forged Steel with Cast Safety Latches |
| Sheave Shaft Bearing Type | Precision Needle Bearings |
| Assembled Net Tool Weight | 36.0 lbs (16.33 kg) |
Pro-Tip: Feed the hand chain smoothly without rapid jerking when lifting loads across full 30-foot drops; steady hand travel maintains constant engagement of the needle-bearing load sheave and Weston double pawl brake.
