Machine models

Kato CR250, NK250E-V, and NK300 specifications

Entries in this reference
Listing-entry count
3

Short answer

Kato CR250, NK250E-V, and NK300: hydraulic truck cranes.

Selected configuration figures
Configuration	Documented field and quantity
CR250	Gross Power 211.9 hp Operating Weight 52,911 lb
NK250E-V	Gross Power 221.3 hp Operating Weight 54,234 lb
NK300	Gross Power 261.4 hp Operating Weight 70,107 lb

CR250, NK250E-V, and NK300 specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Kato	CR250, NK250E-V, and NK300	3	CR250, NK250E-V, and NK300

Boom
Specification	CR250	NK250E-V	NK300
Min Height @ Max Raise Angle	26.25 ft	39.38 ft	32.81 ft
Max Height @ Max Raise Angle - No Jib	101.71 ft	108.27 ft	101.71 ft
Max Elevating Angle	81 degrees	80 degrees	80 degrees
Number Of Sections	6	4	4

Dimensions and weight
Specification	CR250	NK250E-V	NK300
Transport Length	29.75 ft	39.15 ft	39.34 ft
Transport Width	7.86 ft	8.21 ft	9.03 ft
Transport Height	11.16 ft	10.83 ft	12.31 ft

Specification	CR250
Ground Clearance	1.14 ft

Specification	CR250	NK250E-V
Width W/ Outriggers Extended	20.67 ft	19.69 ft
Upper Structure Tail Swing Radius	7.88 ft	10.63 ft

Specification	CR250	NK300
Carrier Length	23.77 ft	21.66 ft

Carrier Engine
Specification	CR250	NK250E-V	NK300
Make	Kato	Kato	Kato
Model	C 6D16-TE1	6D22-1A	8DC20A
Gross Power	211.9 hp	221.3 hp	261.4 hp
Power Measured @	2,800 rpm	2,200 rpm	2,500 rpm
Max Torque	513.4 lb-ft	563.5 lb-ft	643.8 lb-ft
Torque Measured @	1,600 rpm	1,400 rpm	1,200 rpm

Specification	CR250	NK250E-V
Displacement	460.5 cu in	680.4 cu in

Operational
Specification	CR250	NK250E-V	NK300
Operating Weight	52,911 lb	54,234 lb	70,107 lb
Carrier Fuel Capacity	79.3 gal	52.9 gal	79.3 gal
Operating Voltage	24 V	24 V	24 V
Tire Size	385/95R25 170E ROAD	11.00-20-14PR	11.00-20-14PR

Specification	CR250
Number Of Axels	2
Alternator Supplied Amperage	40 amps

Specification	CR250	NK250E-V
Upper Structure Hydraulic System Fluid Capacity	116.3 gal	100.4 gal

Transmission and speeds
Specification	CR250	NK250E-V	NK300
Transmission Type	remote mounted full automatic with transfer gear box	synchromesh and constantmesh gear	Synchromesh
Max Speed - Forward	30.5 mph	40.4 mph	41.7 mph

Specification	CR250	NK250E-V
Number Of Forward Gears	4	5
Number Of Reverse Gears	2	1

Variants — Source comparison annotation
Source guide	Differing-field count reported
CR250, NK250E-V, and NK300	31

Ratios
Figure	CR250	NK250E-V	NK300
Engine horsepower per 1,000 lb of weight	4.0	4.1	3.7

Kato CR250, NK250E-V, and NK300: hydraulic truck crane

CR250, NK250E-V, and NK300: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	hydraulic truck crane	Kato and the NK300. That is too few titles to say what owners mostly ask about, so the most recent are listed instead	1

Used market for the CR250, NK250E-V, and NK300 — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Kato hydraulic truck crane	1

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
NK250E-V	1	1997	$60,000	$60,000	$60,000	None shown

CR250, NK250E-V, and NK300: recall reference — Dated CPSC search
Search date	Database	Names queried	Search result
2026-09-24	U.S. Consumer Product Safety Commission	Kato together with the hydraulic truck crane CR250, NK250E-V, NK300	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Kato CR250 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Kato NK250E-V — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Kato NK300 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Kato CR250, NK250E-V, and NK300 — Heavy Equipment Forums. Observed 2026-09-24.
Used-market listings	Used-market listings: MachineryTrader listings for Kato NK250E-V — MachineryTrader. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Kato — U.S. Consumer Product Safety Commission. Observed 2026-09-24.

CR250

Specification	Source figure
Boom
Min Height @ Max Raise Angle	26.25 ft
Max Height @ Max Raise Angle - No Jib	101.71 ft
Min Working Radius	9.19 ft
Max Working Radius	85.31 ft
Max Elevating Angle	81 degrees
Max Lift Capacity	55,116 lb
Swing Speed	2.6 rpm
Number Of Sections	6
Dimensions and weight
Transport Length	29.75 ft
Transport Width	7.86 ft
Transport Height	11.16 ft
Ground Clearance	1.14 ft
Width W/ Outriggers Extended	20.67 ft
Carrier Length	23.77 ft
Upper Structure Tail Swing Radius	7.88 ft
Carrier Engine
Make	Kato
Model	C 6D16-TE1
Gross Power	211.9 hp
Power Measured @	2,800 rpm
Max Torque	513.4 lb-ft
Torque Measured @	1,600 rpm
Displacement	460.5 cu in
Operational
Operating Weight	52,911 lb
Number Of Axels	2
Carrier Fuel Capacity	79.3 gal
Upper Structure Hydraulic System Fluid Capacity	116.3 gal
Operating Voltage	24 V
Alternator Supplied Amperage	40 amps
Tire Size	385/95R25 170E ROAD
Transmission and speeds
Transmission Type	remote mounted full automatic with transfer gear box
Number Of Forward Gears	4
Number Of Reverse Gears	2
Max Speed - Forward	30.5 mph

NK250E-V

Specification	Source figure
Boom
Min Height @ Max Raise Angle	39.38 ft
Max Height @ Max Raise Angle - No Jib	108.27 ft
Min Working Radius	8.21 ft
Max Working Radius	96.13 ft
Max Elevating Angle	80 degrees
Max Lift Capacity	55,116 lb
Swing Speed	2.6 rpm
Number Of Sections	4
Dimensions and weight
Transport Length	39.15 ft
Transport Width	8.21 ft
Transport Height	10.83 ft
Width W/ Outriggers Extended	19.69 ft
Upper Structure Tail Swing Radius	10.63 ft
Carrier Engine
Make	Kato
Model	6D22-1A
Gross Power	221.3 hp
Power Measured @	2,200 rpm
Max Torque	563.5 lb-ft
Torque Measured @	1,400 rpm
Displacement	680.4 cu in
Operational
Operating Weight	54,234 lb
Carrier Fuel Capacity	52.9 gal
Upper Structure Hydraulic System Fluid Capacity	100.4 gal
Operating Voltage	24 V
Tire Size	11.00-20-14PR
Transmission and speeds
Transmission Type	synchromesh and constantmesh gear
Number Of Forward Gears	5
Number Of Reverse Gears	1
Max Speed - Forward	40.4 mph

NK300

Specification	Source figure
Boom
Min Height @ Max Raise Angle	32.81 ft
Max Height @ Max Raise Angle - No Jib	101.71 ft
Max Elevating Angle	80 degrees
Number Of Sections	4
Dimensions and weight
Transport Length	39.34 ft
Transport Width	9.03 ft
Transport Height	12.31 ft
Carrier Length	21.66 ft
Carrier Engine
Make	Kato
Model	8DC20A
Gross Power	261.4 hp
Power Measured @	2,500 rpm
Max Torque	643.8 lb-ft
Torque Measured @	1,200 rpm
Operational
Operating Weight	70,107 lb
Carrier Fuel Capacity	79.3 gal
Operating Voltage	24 V
Tire Size	11.00-20-14PR
Transmission and speeds
Transmission Type	Synchromesh
Max Speed - Forward	41.7 mph