WH SS L5 QP Lever Hoist

Brand:

Standards: BS EN13157:2004 + A1:2009, ASME B30.21-2025, AS1418.2-1997, SANS 1636:2007, NORSOK R-002:2017+AC:2019/AC:2023

Summary

The William Hackett SS L5 QP Lever hoist is designed, manufactured and proof load tested in the UK. It incorporates four-pawl mechanical engagement functionality. The unique and patented pawl design enhances the capabilities of the hoist allowing all four pawls to engage with the ratchet gear in an offset configuration allowing finer adjustment and tensioning capability while maintaining pawl/ratchet engagement. This improves the hoist's resilience to failure.

The SS L5 QP has been designed to be used in offshore and subsea environments. William Hackett verifies that the SS L5 QP can be safely used over a 90-day single immersion and a 60-day multi-immersion period which offers operators considerable financial advantages.

The design features, manufacture, verification testing, guidance for use, maintenance and storage of the SS L5 QP have been developed in line with BP Document DEV-AAD-SS-SD-BP-0545 'Specification and compliance requirements for lever hoists used subsea on BP projects'.

We provide a full range of spare parts and can offer training on safe use and inspection.

WLL Range: 800kg - 15t
Proof Load Test: 1.5 X WLL
Safety Factor: 4:1
Temp Range: -40°C to +120°C

Downloads

CAD Files

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Files
Data Sheet - WHDS-0002-01 WH SS-L5 QP LEVER HOIST.pdf
Quad Pawl Technology
WHRD-0009-01 SS L5 QP Safe Use.pdf
WHM-0007-01 SS-L5 QP Manual.pdf

Applications

Lever hoists are designed to be used with the operator beside the hoist, able to lift vertical loads up to 60°. This provides a distinct advantage as there is no hand chain to obstruct the lifting operation, ideal for use in pulling and tensioning applications.

If the load is not vertical to the suspension point, WH SS L5 QP Lever Hoists have been independently tested and verified to fleet and cross hall up to 60° with no deration in WLL.

Designed for corrosion resistance, this subsea lever hoist is perfect for offshore environments, water treatment facilities or by water side environments where corrosion is accelerated.

This hoist can be used under water safely, over a 90-day single immersion and a 60-day multi-immersion periods as the paint system design life is 7-15 years.

The WH SS L5 QP benefits from the patented quad pawl technology makng finer tolerance lifts easier and safer.

Pre-use checks and maintenance should always be carried out with a statutory inspection under LOLER every 12 months.

Key Features

LIGHT LOAD CAPABILITY: the SS L5 QP is tested and certified at 2% of the lever hoist rated capacity.

QUAD PAWL (QP):
- enhanced resilience to failure
- finer tolerance adjustment
- endurance tested to twice the industry norm

DABS (DUAL ANTI-LOCK  BRAKE  SYSTEM):  allows the load chain to be adjusted in freewheel mode without locking the brake.

CONSTRUCTION AND DESIGN: minimises the ingress of contaminates to the internal brake mechanism surfaces.

STAINLESS STEEL PAWL SPRINGS: specially designed to work with the William Hackett patented quad pawls. The stainless steel springs are captivated in the brake chamber protecting them against damage.

MARINE PAINT:
- ISO12944 Category C5 - very high corrosive environments
- AkzoNobel Interpon Redox Triplex 3-layer paint system
- Paint system design life: 7-15 years.

HIGH PERFORMANCE WATERPROOF GREASE: used throughout the SS L5 QP lever hoist enhancing the corrosion protection.

ADJUSTABLE TRAVELLING END STOP: the uniquely designed travelling end stop of the SS L5 QP lever hoist allows the operator to position the end stop at any point of the slack section of the Grade 8 load chain. When the lever hoist is in a final rigged position the travelling end stop can be positioned adjacent to the body of the SS L5 QP. This has the function of preventing the payout of the chain for whatever reason when the next time the lever hoist is operated.

STAINLESS STEEL FIXINGS: all Internal springs, circ clips securing the pawls onto the pawl stands, nyloc nuts and socket head cap screws are stainless steel.

CORROSION PROTECTION: the complete brake mechanism of the SS L5 QP is corrosion protected including the pinion shaft, disc hub, change gear, ratchet gear, pawls, pawl stands and load sheave. In addition the load chain guide, stay bolts and chain stripper are also corrosion protected.

SAFETY LATCHES: hooks are fitted with heavy duty cast steel latches. The latch and hook tip integrated creating a strong and robust hook closure.

HOOK OVERLOAD AND TRACEABILITY MARKS: hooks have overload indicator marks either side of the throat (800kg to 10t). Both top and bottom hooks are embossed with a batch code, manufacturer's mark and the working load limit for full traceability and compliance to international standards.

HOOK HOUSING: secured with socket head cap screws/hex head bolts and nyloc insert locking nuts to allow full inspection.

FLEETING/CROSS HAULING: independently tested (test report 2550-7615) for fleeting or cross hauling applications up to 60° from the vertical without deration of the WLL.

SINTERED/FUSED FRICTION MATERIAL: the brake material is fused directly onto the ratchet gear. This reduces the number of mating faces where there is a potential for ingress of contaminates that could affect the brake performance. Grooves cut into the brake material allow water to be displaced from the friction surface.

LOAD CHAIN: the SS L5 QP (Quad Pawl) lever hoists are fitted with lGrade T (8) load chain that fully complies with international standard BS EN818-7 Grade T (8).

OVERLOAD LIMITER: available as an option upon request.

MADE AND PROOF TESTED in the UK.

STANDARDS: BS EN13157:2004 + A1:2009, ASME B30.21-2025, AS1418.2-1997, SANS 1636:2007, NORSOK R-002:2017+AC:2019/AC:2023

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Specifications

Part Code WLL tons No. of Falls Load Chain mm Standard Lift ft A inch B inch C inch D inch E inch H inch Mass lbs Extra Weight per 3ft lbs
035.SS.080 0.8 1 5.6 x 17 5 5.74 4.68 1.61 9.64 1.37 11.02 13.01 1.54
035.SS.160 1.6 1 7.1 x 21 5 6.45 4.96 2.00 10.43 1.61 13.18 16.31 2.43
035.SS.320 3.2 1 10.0 x 30 5 7.71 6.25 2.40 16.33 1.93 15.55 30.20 4.85
035.SS.630 6.3 2 10.0 x 30 5 7.71 8.58 3.35 16.33 2.32 21.25 58.20 9.70
035.SS.1000 10 3 10.0 x 30 5 7.71 11.73 3.50 16.33 3.26 26.77 88.41 14.55
035.SS.1500 15 6 10.0 x 30 5 10.31 14.96 - 16.33 - 39.37 154.76 29.10
Part Code WLL tonnes No. of Falls Load Chain mm Standard Lift m A mm B mm C mm D mm E mm H mm Mass kg Extra Weight per m kg
035.SS.080 0.8 1 5.6 x 17 1.5 146 119 41.0 245 35 280 5.9 0.7
035.SS.160 1.6 1 7.1 x 21 1.5 164 126 51.0 265 41 335 7.4 1.1
035.SS.320 3.2 1 10.0 x 30 1.5 196 159 61.0 415 49 395 13.7 2.2
035.SS.630 6.3 2 10.0 x 30 1.5 196 218 85.0 415 59 540 26.4 4.4
035.SS.1000 10.0 3 10.0 x 30 1.5 196 298 89.0 415 83 680 40.1 6.6
035.SS.1500 15.0 6 10.0 x 30 1.5 262 380 - 415 - 1000 70.2 13.2

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