North America (888) 541-6664  |  International +1 (727) 541-6664  |  Contact

MC - Mini Cranes

Nautical Structures’ Mini-Crane Davit System feature the most recent advances in small davit technology in a davit system produced for over fifteen years. Proven to be the best selling and most reliable small-davit available today.

Click to see the Photo Gallery of the Mini Cranes.

Specifications

MC Series
Mini Crane Electric Davit
800lb (362kg)
102in (259cm)

Winch: Electric drum winch with automatic braking in 12V DC or 24V DC.

Manual Boom Articulation: Positive locking pneumatic boom assist system that reduces the weight of the boom/arm when lifting it into position. Four pre-set boom positions/angles for various reaches with full lifting capacity. Boom angle is adjustable prior to lifting the load. Please note this davit is not designed to load or hoist from the horizontal stowed position.

Line/Cable Type: 20-ft (6m) stainless steel wire rope with solid brass cable weight & stainless steel safety hook.

Manual Rotation/Slew: 360-degree with a custom Delrin bearing package for ease of operation.

Standpipe Mounting Structure: Through deck mount, aluminum construction with a welded upper deck flange, flange trim cover, lower trim ring and receiving socket. Our standard deck flange angle is 0-degrees, unless otherwise specified by customer. Also abailable is a deck mount pedestal base, cylindrical (round) or pyramid (square).

Control System: Removable, hand-held control for cable in/out, low voltage DC with pendant and connector.

Bushings: Composite high load bushings at stainless load pin to aluminum contact points.

Paint: System is finished to our Nautical Structures high level of quality with urethane paint products. Our standard colors are Snow White, Off White & Matterhorn White. All other colors will be special order and quoted upon request.

Davit is assembled and tested prior to shipment.

Mechanical Specifications

Reach

Maximum (extended at 25° position): 96 in (243 cm)

Nominal (extended at 35° position): 86 in (218 cm)

Nominal (extended at 45° position): 75 in (190 cm)

Minimum (retracted at 55° position): 58 in (147 cm)


Aft rotation clearance: 8.5 in (21 cm)

Manual rotation on Delrin bearings: 360°

Planetary geared electric winch. Rigged with stainless steel wire rope, brass weight and stainless steel safety snap hook.

Cable pay-out: 20 ft (6.1 m)

Manual boom luffing with PBAS, 4 positions

System Weight

Davit System: 135 lb (61 kg)

Standpipe: 37 lb (17 kg)

Electrical Specifications

DC systems

12V DC / 24V DC; 115V AC, 60 Hz, 1 Ph; 230V AC, 60 Hz, 1 Ph

Remote control switch is wired to an 8ft / 2.43m removable pendant. Wireless remote control is available as an option.

Use a minimum 4 guage wire for supply power to an 80 amp breaker. For power runs in excess of 30ft / 9m use a minimum 1-O wire. Consult wire size/guage chart for proper wire and breaker size based on length of wire run.

Rated Capacity

800 lb / 362 kg 

Warranty

12 month limited warranty including materials and workmanship, hydraulics, electrical and labor. See attached warranty for details.

Click to print MC Mini Crane Electric Davit specification sheet

Back to top

MC Series
Telescopic Mini Crane
800lb (362kg)
81 to 104in (205.7 to 264cm)

SWL: 800-pound (362kg) maximum lifting capacity

Stowed Dimension: 81-inch (2057-mm), measured from the center of rotation to the end of the boom/arm with boom in the stowed horizontal position and the boom extension retracted.

Boom Extension: 24-inch (609-mm), manual pull out.

Winch: Electric drum winch with automatic braking in 12V DC or 24V DC.

Manual Boom Articulation: Positive locking pneumatic boom assist system that reduces the weight of the boom/arm when lifting it into position. Four pre-set boom positions/angles for various reaches with full lifting capacity. Boom angle is adjustable prior to lifting the load. Please note this davit is not designed to load or hoist from the horizontal stowed position.

Line/Cable Type: 20-ft (6m) stainless steel wire rope with solid brass cable weight & stainless steel safety hook.

Manual Rotation/Slew: 360-degree with a custom Delrin bearing package for ease of operation.

Standpipe Mounting Structure: Through deck mount, aluminum construction with a welded upper deck flange, flange trim cover, lower trim ring and receiving socket. Our standard deck flange angle is 0-degrees, unless otherwise specified by customer. An optional pneumatic telescopic standpipe is available that allows the davit to stow at its typical low profile, but upon manual deployment the davit is raised vertically an additional 16-in (406-mm) for increased clearance.

Control System: Removable, hand-held control for cable in/out, low voltage DC with pendant and connector.

Bushings: Composite high load bushings at stainless load pin to aluminum contact points.

Paint: System is finished to our Nautical Structures high level of quality with urethane paint products. Our standard colors are Snow White, Off White & Matterhorn White. All other colors will be special order and quoted upon request.

Mechanical Specifications

Reach

Maximum: 93.60 in (236 cm) (extended at 22° position)

Nominal: 73.75 in (187 cm) (extended at 41° position)

Minimum: 46.50 in (118 cm) (retracted at 50° position)


Aft rotation clearance: 7.75 in (19.7 cm)

Manual rotation on delrin bearings: 360°

Planetary geared electric winch. Rigged with stainless steel wire rope, brass weight and stainless steel safety snap hook.

Cable pay-out: 20 ft (6.1 m)

Manual boom luffing with PBAS, 4 positions

System weight, davit system: 155 lb (70 kg)

System weight, standpipe: 37 lb (17 kg)

Electrical Specifications

DC systems

12V DC, 100amp / 24V DC

Weather resistant two-button remote control switch is wired to an 8ft / 2.4m removable pendant.


Rated Capacity

800 lb / 362 kg

6240 ft / lb maximum moment capacity


Warranty

12 month limited warranty including materials and workmanship, hydraulics, electrical and labor. See attached warranty for details.

Click to print MC Telescopic Mini Crane specification sheet

Back to top

MC Series
Mini Crane
1000/1500lb (454/680kg)
120in (305cm)

SWL: 1,000-pound (454kg) and 1,500-pound (680kg) maximum lifting capacity

The boom is manually articulated from the horizontal stowed position to any of four boom angles for deployment.

Boom articulation: Our unique PBAS (Pneumatic Boom Assistance System) feature reduces the weight of the boom for virtually effortless deployment.

Winch: Electric drum winch operated by a remote controller on an eight-foot wander-lead, removable for security.

Rotation/slew: Manual rotation/slewing with a custom bearings package for smooth, easy operation. An optional hydraulic power rotating standpipe is available.

Standpipe Mounting Structure: Through-deck mount, aluminum construction with a welded upper deck flange, flange trim cover, lower trim ring and receiving socket. Our standard deck flange angle is 0-degrees, unless otherwise specified by customer. An optional deck mount pedestal base is available.

Paint: System is finished to our Nautical Structures high level of quality with urethane paint products. Our standard colors are Snow White, Off White & Matterhorn White. All other colors will be special order and quoted upon request.

Testing: Davit system assembled and tested prior to shipment.

Mechanical Specifications

Reach

Maximum (extended at 34° position): 96 in (243 cm)

Minimum (retracted at 60° position): 54 in (137 cm)


Aft rotation clearance: 10.75 in (27 cm)

Manual rotation on roller bearings: 360°

Electric winch system. Rigged with stainless steel wire rope, brass weight and stainless steel safety snap hook.

Cable pay-out: 21 ft (6.4 m)

Manual boom luffing with PBAS, 4 positions

System Weight

MC1000: 275 lb (125 kg)
5in standpipe: 86 lb (39 kg)


MC1500: 295lb (134kg)
5in standpipe: 137lb (62kg)

Electrical Specifications

DC systems:

12V DC / 24V DC; 115V AC, 60 Hz, 1 Ph; 230V AC, 60 Hz, 1 Ph

Weather resistant two-button remote control switch is wired to an 8ft (2.4m) removable pendant.

Rated Capacity

MC1000: 1,000 lb / 454 kg; 8,000 ft/lb maximum moment capacity

MC1500: 1,500 lb / 682 kg; 12,000 ft/lb maximum moment capacity

Warranty

12 month limited warranty including materials and workmanship, hydraulics, electrical and labor. See attached warranty for details.

Click to print MC Mini Crane 1000/1500lb (120 in) specification sheet

Back to top