Heavy Duty Fifth Wheel Couplings

Fifth wheel couplings (Heavy Duty)

Fifth wheel couplings are fitted to a tractor unit to connect it to the trailer. Fifth wheel couplings are vehicle attaching parts that are subject to mandatory design approval and on which the highest safety requirements are placed. We can supply a suitable fifth wheel coupling for all applications, thus always guaranteeing a sage and secure link between the tractor and the trailer. Below is a list of fifth wheel couplings supplied by JOST Australia.

Heavy Duty Fifth Wheel JSK 38 DV90

Description:
A heavy duty fifth wheel coupling for operation under arduous conditions.

Specifications:

  • Rubber bearing
  • 28,000 kg imposed load
  • Weight 204 kg

CRN/ Rating:
36688 D-Value 260 kN

Features:

  • With rubber bearing (model "C"): rubber cushions are shock absorbent and maintenance-free.
  • The fifth wheel coupling complies with the directives/standards as per 94/20/EC - Class S, DIN 74084 and ISO 3842. Suitable for 3,5" (90) king pins as per 94/20/EC, DIN 74083 and ISO 4086. Fitted on a mounting plate.

Heavy Duty Fifth Wheel JSK 38 C Types

Description:
Models/Types:
JSK 38 C-1
JSK 38 C-2"

Specifications:

  • 36,000 kg imposed load
  • Weight 190 kg
  • JSK 38 C-1 fits 3.5" King Pins
  • JSK 38 C-2" fits 2" King Pins
  • Height option 1: 160mm (Bolt on/weldable feet)
  • Height option 2: 190mm (Bolt on/weldable feet)

CRN/ Rating:

  • 24329 D-Value 260 kN (JSK 38 C-1)
  • 16913 D-Value 216 kN (JSK 38 C-2")

Features:

  • The well known JOST locking device together with the maintenance free rubber cushions ensures a high degree of stability and safety on the road.
  • This fifth wheel is available for use with 31/2" and 2" king pins.
  • The conversion of a 31/2" or 2" locking mechanism or vice versa can easily be carried out with standard tools, without removing the fifth wheel coupling from the truck.

Heavy Duty Fifth Wheel JSK 38 G Types

Description:
Models/Types:
JSK 38 G-1
JSK 38 G-2"

Specifications:

  • 36,000 kg imposed load
  • Weight 265 kg
  • JSK 38 G-1 fits 3.5" King Pins
  • JSK 38 G-2" fits 2" King Pins

CRN/ Rating:

  • 24327 D-Value 250 kN (JSK 38 G-1)
  • 16917 D-value 216 kN (JSK 38 G-2")

Features:

  • The well known JOST locking device together with the maintenance free cardan mounting ensures a high degree of stability and safety on the road and off road.
  • The lateral movement of 7° can be reduced to 0° for normal road operation.
  • This fifth wheel is available for use with 31/2" & 2" king pins.
  • The conversion of 2" & 31/2" locking mechanism or vice versa can easily be carried out with standard tools, without removing the fifth wheel coupling from the tractive unit. Suitable for all types of rear axle steering systems.

Heavy Duty Fifth Wheel LP 38 C Types (Cast Top)

Description:
Models/Types:
LP 38 C-1-16, LP 38 C-1-16/160
LP 38 C-2-16, LP 38 C-2-16/160

Applications:

  • Stock crates
  • Fridge vans
  • General freight
  • Tankers

Specifications:

  • 21,000 kg imposed load
  • GrossCombination Weight 115,000 kg
  • Weight 444 kg (for 16mm base plate)
  • Height option 1: 274mm (with 190mm feet)
  • Height option 2: 244mm (with 160mm feet)

CRN/ Rating:

  • 24837 D-Value 240 kN (LP 38 C-1-16 Types)
  • 24834 D-Value 216 kN (LP 38 C-2-16 Types)

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone.
  • Cast type unit equipped with JSK 38 fifth wheel extra heavy duty unit. Jaws size can be changed from 50 mm or 90 mm diameter.
  • Mounting must be carried out in accordance with our instructions.

Heavy Duty Fifth Wheel LP 38 DV Types (Press Top)

Description:
Models/Types:
LP 38 DV 90 16
LP 38 DV 90 16/160

Applications:

  • Stock crates
  • Fridge vans
  • General freight
  • Tankers

Specifications:

  • 21,000 kg imposed load
  • GrossCombination Weight 115,000 kg
  • Weight 458 kg (with 16mm base plate)
  • Fits 3.5" King pins

CRN/ Rating:
36688 D-Value 190 kN

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone. Press type unit equipped with JSK 38 fifth wheel extra heavy duty unit.
  • Mounting must be carried out in accordance with our instructions.

Heavy Duty Fifth Wheel DR 38 C Types

Description:
Models/Types:
DR 38 C-1, DR 38 C-1/160
DR 38 C-2, DR 38 C-2/160

Applications:

  • Stock crates
  • Fridge vans
  • General frieght
  • Tankers

Specifications:

  • 26,000 kg imposed load
  • Weight 472 kg (with 16mm base plate)
  • Rubber mounting
  • DR 38 C-1 types fit 3.5" King pins
  • DR 38 C-2 types fit 2" King pins
  • Height option 1: 308 mm(with 190mm feet)
  • Height option 2: 278 mm(with 160mm feet)

CRN/ Rating:

  • 24843 D-Value 260 kN (DR 38 C1 types)
  • 24841 D-Value 216 kN (DR 38 C2 types)

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone.
  • Cast type unit equipped with JSK 38 fifth wheel extra heavy duty unit. Jaws size can be changed from 50 mm or 90 mm diameter.
  • Mounting must be carried out in accordance with our instructions.

Heavy Duty Fifth Wheel DR 38 DV Types

Description:
Models/Types:
DR 38 DV 90
DR 38 DV 90/160 

Applications:

  • Stock crates
  • Fridge vans
  • General freight
  • Tankers

Specifications:

  • 26,000 kg imposed load
  • Weight 486 kg (with 16mm base plate)
  • Rubber mounting
  • Fits 3.5" King pins

CRN/ Rating:
36819 D-Value 260 kN

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone. Press type unit equipped with JSK 38 fifth wheel extra heavy duty unit.
  • Mounting must be carried out in accordance with our instructions.

Heavy Duty Fifth Wheel JSK 50

Description:
A heavy duty fifth wheel for arduous conditions.

Specifications:

  • 50,000 kg imposed load
  • Weight 290 kg
  • Fits 3.5" King pins
  • Pivot bearing

CRN/ Rating:
24502 D-Value 300 kN

Features:

  • Bolt on type pedestals
  • Jost self-adjusting locking device for 3.5" King pins
  • Suitable for all types of rear axle steering systems

JSK 39 CS and JSK 39 CSW

Description:
Models/Types:
JSK 39 CS
JSK 39 CSW

Applications:

  • Mining
  • Stock crate
  • Fridge van
  • Forestry
  • Off road

CRN/ Rating:

  • 45375 D-Value: 275kN (JSK 39 CS)
  • 45375 D-Value: 275kN (JSK 39 CSW)

Features:

  • A heavy duty fifth wheel coupling for operation under arduous conditions.
  • Removable wear plates, bolted to the top plate, allowing an easier and cheaper maintenance. Also available in greaseless. Manual adjustment for the locking mechanism to extend the life cycle.
  • Rubber cushions pad mount. High reliability in the locking mechanism.
  • Mounting must be carried out in accordance with our instructions.

LP 39 CS and LP 39 CSW

Description:
Models/Types:
LP 39 CS
LP 39 CSW

Applications:

  • Stock crate
  • Fridge van
  • General freight
  • Tankers

CRN/ Rating:

  • 47151 D-Value: 240kN (LP 39 CS)
  • 47151 D-Value: 240kN (LP 39 CSW)

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone.
  • Cast type unit equipped with JSK39 CS fifth wheel extra heavy duty unit.
  • Mounting must be carried out in accordance with our instructions.

DR 39 CS and DR 39 CSW

Description:
Models/Types:
DR 39 CS
DR 39 CSW

Applications:

  • Stock crate
  • Fridge van
  • General freight
  • Tankers

CRN/ Rating:

  • 45373 D-Value: 275kN (DR 39 CS)
  • 45373 D-Value: 275kN (DR 39 CSW)

Features:

  • Twin lockouts.
  • Flush bolt heads on mounting plate in chassis mounting zone.
  • Cast type unit equipped with JSK39 CS fifth wheel extra heavy duty unit.
  • Mounting must be carried out in accordance with our instructions.

JSK 52

Description:
Models/Types:
JSK 52

Specifications:

  • The fifth wheel coupling complies with the directives/standards as per 94/20/EC – Class S, DIN 74084 and ISO 3842.
  • Suitable for 3.5" (90) king pins as per 94/20/EC, DIN 74083 and ISO 4086. Fitted on a mounting plate.

CRN/ Rating:
46422 D-Value: 400kN

Features:

  • A heavy duty fifth wheel coupling for operation under arduous conditions.
  • Increased load (up to 75,000kg).
  • With pivot bearing weld on pedestals.
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