AW4B

28,000 lbs. (12,700 kg) capacity

Designed for High Capacity Deep Reach, Marine Construction and Subsea Applications

The RAM Pneu-Force Series of Air Winches and Hoists provide maximum power and flexibility.

Equipped with the World’s largest Radial Piston Air Motor combined with drum and frame dimensions intended to meet the need for a small deck footprint and various amounts of wire rope storage.

Rated for Capacities of 28,000 Lbs the AW 4 winch offer the highest possible line speeds for an air motor consistent with the availability of a 90 PSI air supply.

Rugged, Heavy Duty Construction meets or exceeds American ANSI / ASME B30.7 Winch Standards, this winch offers Safety, Reliability Performance & Value.

Built from low-temperature materials and fully capable of meeting current ABS, DNV or LRS, Third Party certification requirements,

Model: AW4B-40AX1G
Drum Diameter: 20”
Drum length: 40” (Between Drum Flanges)
Brake: Drum Mounted Automatic Band Brake

Available in standard utility models only.

Specifications:  Performance is based on 90 psi (6.3 bar) air inlet pressure with motor running

Model

Line Pull at Rated Layer

Line Speed at Rated Layer

Drum Length

Avg. Air Consumption

Max. stall 1st layer

Inlet Size

Shipping Weight

lbs.

kg

ft./min

m/min

in

SCFM

m3/min

lbs.

kg

NPT

lbs.

kg

AW4B-40AX1

28,000

12,701

35

10.7

40

900

25.5

58,800

26,671

1 ½

4,700

2,132

 

Click on the Model Number for the Drum Length you need to open the Performance Chart

Drum Storage Table

Wire Rope Size

Drum Length

Drum Storage

in

in

ft.

AW4B-40

1 1/8

40

2,933

AW4B-40 Wide Flange

40

4,149

AW4B-60

60

4,489

AW4B-60 Wide Flange

60

6,254

 

Catalog Drawing Manual