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Series 20 XL , Standard Drum, Air Clutch

Series 20 XL , Standard Drum, Air Clutch

Product# 74750

  • $ 3,950.26
Great for Wreckers, Trailers, or Severe-Duty Applications
  • 8.0 cubic-inch high-performance motor with 20,000 lb. capacity
  • Spring-applied disc brake designed to hold the full-rated load
  • Hardened aircraft-grade nickel chromoly two-stage planetary geartrain for speed and reliability
  • Available in air and manual clutch options
  • Available in standard and long-drum versions
  • Meets SAE J706 and CE specifications
PN 74750 (Standard Drum, Air Clutch)

PN 77550 (Standard Drum, Manual Clutch)

PN 77560 (Long Drum, Air Clutch)

PN 77570 (Long Drum, Manual Clutch) 
20XL HYD SPECS/PART NUMBERS
Rated Pulling Force: 20,000 lbf (9,072 kgf)
Drum Barrel Diameter: 5.75 in (146 mm)
Drum Flange Diameter: 12.25 in (311 mm)
Distance Between Flanges, Short Drum: 8.0 in (203 mm)
Distance Between Flanges, Long Drum: 14 in (356 mm)
Recommended Maximum Wire Rope Diameter: 9/16 in (14.3 mm)
Recommended Minimum Wire Rope Breaking Strength: 33600 lbf (15241 kgf)
Approximate Shipping Weight for 74750 & 77550: 297 lb (135 kg)
Approximate Shipping Weight for 77560 & 77570: 322 lb (146 kg)
Duty Cycle (intermittent per SAE J706 section 6.2): 2760 ft (841.2 m)
Mounting Bolt Torque: 159 ft*lbf (216 N*m)
Maximum Layers of Wire Rope: 5
Gear Reduction: 28.5:1
Brake Type: Spring Applied Disk
Contactor / Remote Type: N/A
Standards Compliance: 
SAE J706
CE Machinery Directive 98/37/EC and 2006/42/EC
ACCESSORIES (STANDARD DRUM)
Fairlead SRS-XL-STD: PN 77532
Wire Rope Assembly 9/16''x140' EIPS: PN 77451
Snatch Block XL-60K LB: PN 80858

ACCESSORIES (LONG DRUM)
Fairlead SRS-XL-LONG: PN 77869
Wire Rope Assembly 9/16''x245' EIPS: PN 77452
Snatch Block XL-60K LB: PN 80858

PERFORMANCE DATA BY LAYER (SHORT DRUM) - 9/16" (14.3 mm) dia. rope
Drum Line Load * Line Speed 15 GPM Line Speed 20 GPM Drum Capacity
Layer lbf kgf kN ft/min m/min ft/min m/min ft m
1 20000 9072 89.0 22.8 6.9 28.5 8.7 21 6.4
2 16975 7700 75.5 26.9 8.2 33.5 10.2 46 14.0
3 14745 6688 65.6 31.0 9.4 38.6 11.8 74 22.6
4 13032 5911 58.0 35.0 10.7 43.7 13.3 106 32.3
5 11676 5296 51.9 39.1 11.9 48.8 14.9 142 43.3

* Never exceed the Rated Pulling Force. Installation of a Rated Capacity Limiter is recommended.


PERFORMANCE DATA BY LAYER (LONG DRUM) - 9/16" (14.3 mm) dia. rope
Drum Line Load * Line Speed 15 GPM Line Speed 20 GPM Drum Capacity
Layer lbf kgf kN ft/min m/min ft/min m/min ft m
1 20000 9072 89.0 22.8 6.9 28.5 8.7 36 11.0
2 16975 7700 75.5 26.9 8.2 33.5 10.2 79 24.1
3 14745 6688 65.6 31.0 9.4 38.6 11.8 129 39.3
4 13032 5911 58.0 35.0 10.7 43.7 13.3 185 56.4
5 11676 5296 51.9 39.1 11.9 48.8 14.9 248 75.6

* Never exceed the Rated Pulling Force. Installation of a Rated Capacity Limiter is recommended.


FIRST LAYER PERFORMANCE
Line Load Pressure Drop at 15 GPM Pressure Drop at 20 GPM Duty Cycle
lbf kgf psi BAR psi BAR min/10min
0 0 870 60.0 1055 72.7 N/A
5000 2268 1256 86.6 1500 103.4 N/A
10000 4536 1855 127.9 2070 142.7 N/A
15000 6804 2470 170.3 2630 181.3 N/A
20000 9072 2985 205.8 3000 206.8 N/A

Series 20XL 74750 Product Datasheet