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Hydraulic Hammers
NPK GH-2 Hydraulic Hammer Rock BreakerClick on this drawing to open a larger version in a new window
Operating Pressure 2250 psi 160 bar
Impact Frequency 500 - 1300 bpm  
Impact Energy Class ft lbs** 500  
Carrier Weight Range (tons) MiniEx 3.3 - 6 (US) Skdstr 3 - 4.5 (US) MiniEX 2.9 - 5.4 (Metric) Skdstr 2.7 - 4 (Metric
Oil Flow 7 - 17 gpm 25 - 65 lpm
Working Weight 525 lbs 240 kg
Tool Diameter 2.6 in 66 mm
Tool Working Length 14.4 in 367 mm
Title Media
Compatibility Charts 2007_Hammer_Compatibility_Charts.pdf
NPK Hammer GH2 Dimensions GH2_Hydraulic_Hammer.pdf
NPK Breaker GH2 demolition hammer - Video Hydraulic_Breaker_demolition_NPK_GH2.wmv
NPK Hydraulic Hammers Brochure 2008HammerLit.pdf
Small GH Series Hammer Operators Manual Small GH Operators Manual
Identify the serial number of the hammer Hydraulic Hammers Serial number location
When ordering parts or performing repairs, always use the serial number to find information regarding your unit. The serial number is located on the hammer.
Safety Decal & Operation safety manual listing Safety listing
It is imperative that the safety decals, manual, and operator’s cards are kept and maintained in the cab of any carrier that is utilizing an NPK attachment.
Gas Charge Specifications GH series Hammers Specs & Instruction
Correct pressures & method
Hammer Storage STORAGE OF HYDRAULIC HAMMER
Improper long term storage of Hydraulic Hammers has resulted in costly repairs from water corrosion damage.
CHISEL TOOL RESHARPENING instructions & dimensions
Worn chisel tools can be resharpened by machining according to the dimensions below.
CORRECT GREASE FOR HYDRAULIC HAMMERS Approved Brands & Methods
Proper hammer maintenance depends on the regular greasing of the tool (chisel) with the correct grease.
Manufacturer Model
BOBCAT 100
329
331
331C
331E
331EG
331G
334
334G
335
337
337G
341 - (see below) *
341G
430EZHS
430ZHS
435ZHS
863
873
883
943 - (see below) *
953
A770
B250
B300D
E32
E35
E42
E50
E55
S175 - (see below) *
S185
S185TURBO
S205
S220
S250
S300
S330
S510
S530
S550
S570
S590
S630
S650
S750
S770
S850
T140
T180
T190
T250
T300 - (see below) *
T320
T550
T590
T630
T650
T750
T770
T870
BROKK 250
CASE 1845
1845C
40XT - (see below) *
410 - (see below) *
410SERIES3 - (see below) *
420
420CT
420CTSERIES3
420SERIES3
430
430SERIES3
435
435SERIES3
440
440CT
440CTSERIES3
440SERIES3
445
445CT
445CTSERIES3
445SERIES3 - (see below) *
450
450CT
450CTSERIES3
450SERIES3
465
465SERIES3
580C
580SUPERE
60XT
621F
70XT
721F
75XT
821F
85XT
90XT
921F
95XT
CX31
CX31B
CX36
CX36B
CX47
CX50B
CX55B
SR175
SR200
SR220
SR250
SV185
SV250
SV300
TR270
TR320
TV380
CAT 216 - (see below) *
216B - (see below) *
226 - (see below) *
226B - (see below) *
226BSERIES2 - (see below) *
226BSERIES3 - (see below) *
228 - (see below) *
232
232B
232BSERIES2
236
236B
236BSERIES2
236BSERIES3
242
242B
242BSERIES2
242BSERIES3
246
246B
246C
247B
247BSERIES2
247BSERIES3
248 - (see below) *
248B - (see below) *
252
252B
252BSERIES2
252BSERIES3
256C
257B
257BSERIES2
257BSERIES3
257SERIES3
259BSERIES3
262
262B
262C
262CSERIES2
267B
268B
272C - (see below) *
272D - (see below) *
272DXHD - (see below) *
272DXHP - (see below) *
277
277B
277C
277CSERIES2
279C
279CSERIES2
287B
287C
287CSERIES2
289C
289XSERIES2
297C
299C
299D
299DXHP
302.4D - (see below) *
302.5 - (see below) *
302.5C - (see below) *
302.7DCR - (see below) *
303.5
303.5CCR
303.5DCR
303.5ECR
303CCR
303CR
304.5 - (see below) *
304CCR
304CR
304DCR
304ECR
305.5DCR
305.5ECR
305CCR
305CR
305DCR
305ECR
904B
906
906H
906H2
907H2
DAEWOO 450PLUS
460PLUS
DH50
DX27Z
DX30Z
DX35Z
DX55
DX55W
S035
S55
S55-V - (see below) *
S55-VP
DEERE 110TLB
210LE - (see below) *
240
240SeriesII
25 - (see below) *
250
250SeriesII
260
260SeriesII
270
270SeriesII
27CZTS
27D
27DZTS
27ZTS
280SeriesII
30
317
318D
318E
319D
320
320D
320E
323D
324J
325
326D
326E
328
328D
328E
329D
329E
332 - (see below) *
332D - (see below) *
332E - (see below) *
333D
333E
344J
35CZTS
35D
35DZTS
35G
35ZTS
401C
50
50CZTS
50D - (see below) *
50DZTS
50G - (see below) *
50ZTS - (see below) *
8875
CT315
CT322
CT332 - (see below) *
DITCHWITCH 1025SK
MX27
MX272 - (see below) *
MX35
MX352
MX45
MX502
XT1600
DOOSAN DX27Z
DX30Z
DX35Z
DX53W
DX55
DX55W
DX60R - (see below) *
DX63-3 - (see below) *
FORD CL55
CL65
GEHL 303
353
373
383Z
4635
4640
4640E
4640EPOWER2
4640ET
4835
4840
4840E
503Z
5240E
5240ESUPER2
5625
5635
5640
5640E
603 - (see below) *
6635
6640
6640E
7610
7810
7810E - (see below) *
AWS280
AWS480
AWS480T
AWS680
CTL55
CTL60
CTL65
CTL70
CTL75
CTL80
CTL85
EXC303
EXC373
GE303
GE353
GE373
GE502
GX35
R190
R220
R260
RT175
RT210
RT250
SL5640E
SL5640ETURBO
SL6640E
SL7810E
V270
V330
V400
Z17
Z27
Z35GEN:2
Z45
Z80
HITACHI EX35U
EX50U
EX50U-4
UE30 - (see below) *
UE50
ZX27U - (see below) *
ZX27U-2
ZX27U-3
ZX35U
ZX35U-2
ZX35U-3
ZX35U-5
ZX50U
ZX50U-2 - (see below) *
ZX50U-3 - (see below) *
ZX50U-5 - (see below) *
HYUNDAI HSL810
HSL850-7
HSL850-7A
R35-7
R35Z-7
R35Z-7A
R35Z-9
R36N-7
R55-3
R55-7
R55-7A
R55-9
R55W-3 - (see below) *
R55W-7
R55W-7A
R55W-9
R60CR-9
R95W-3 - (see below) *
IHI 28N-3 - (see below) *
30NX - (see below) *
30NX-2 - (see below) *
30VX-3 - (see below) *
35J
35N
35N-2
35N-3
35NX
35NX-2
35NXE-2
35VX
35VX-3
40JX
40VXL - (see below) *
40VXL-3 - (see below) *
45NX - (see below) *
AS-12
CL-35
CL-45
JCB 1105 - (see below) *
1110 - (see below) *
150T
155
180T
185 - (see below) *
190
190SERIESII
210SL
212SU
225
225T
260
260T
280
300
300T
320T
330
8030Z
8030ZTS
8032Z
8032ZTS
8035Z
8035ZTS
803PLUS
803SUPER
804
8040 - (see below) *
8040Z
8040ZTS
8045Z
8045ZTS
804SUPER
8052 - (see below) *
8055RTS - (see below) *
8055ZTS - (see below) *
MIDICX
KOBELCO 25SR - (see below) *
30SR-2
30SR-3
35SR
35SR-2
35SR-3
45SR
45SR-2
50SR - (see below) *
50SR-3 - (see below) *
55SRX - (see below) *
SK035
SK35SR
SK40SR
SK45SR
KOMATSU CK30-1
CK35-1
PC20-6 - (see below) *
PC25-1 - (see below) *
PC27MR-2 - (see below) *
PC27MR-3 - (see below) *
PC27MRX-1
PC27R-8
PC30-5
PC30MR-2
PC30MR-3
PC30MRX-1
PC30R-8
PC35MR-2
PC35MR-3
PC35MRX-1
PC35R-8
PC35R-8Edeluxe
PC35R-8Y
PC40-3 - (see below) *
PC40-5
PC40-6
PC40-7
PC40MR-2
PC40MRX-1
PC40R-8
PC45MR-3
PC45MRX-1
PC45R-8
PC45R-8Edeluxe
PC50MR-2
PC55MR-3
PC58UU-2
PC58UU-3
PW30-1
SK1020-5
SK1026-5
SK815-5 - (see below) *
SK818-5
SK820-5
WA150-6
WA50-6
WA80-6
KUBOTA KH151
KH90
KH91
KX057-4
KX101
KX121
KX121-2
KX121-3
KX121-3S
KX161-3
KX161-3S
KX71 - (see below) *
KX71-3
KX71-3S
KX91-2
KX91-3 - (see below) *
KX91-3S2 - (see below) *
L39
L45
L48
M59
R420S
R420W/BHATTACH.
R520S
SVL75
SVL75-2
SVL90
SVL90-2
U35
U35-4
U35S2
U45 - (see below) *
U45S - (see below) *
U55 - (see below) *
U55-4 - (see below) *
Manufacturer Model
MUSTANG 2050 - (see below) *
2054 - (see below) *
2056SERIES2 - (see below) *
2060 - (see below) *
2066 - (see below) *
2070 - (see below) *
2076 - (see below) *
2086 - (see below) *
2095 - (see below) *
2700V - (see below) *
2803ZT - (see below) *
3803ZT
5003ZT
6003
960 - (see below) *
ME3003
ME3503
ME3703
ME3803ZT
ME5002
ME5003ZT
ME6002 - (see below) *
ME6003
MTL16 - (see below) *
MTL20
MTL25 - (see below) *
NEWHOLLAND C175
C185
C190
C227 - (see below) *
C232
C238
E30
E30B
E35
E35B
E50
E50B
E55BX
EC25 - (see below) *
EC35 - (see below) *
EC45
EH30.B
EH35
EH35.B
EH45
EH50.B
L180
L185
L190
L218
L220 - (see below) *
L223 - (see below) *
L225 - (see below) *
L230 - (see below) *
L865
LS170 - (see below) *
LS180
LS180.B
LS185.B
LS190
LS190.B
LX885
SAMSUNG SE50-3
SCATTRAK 1700C
1700HD
234S
254S
SCHAEFF HR16
TAKEUCHI TB035
TB045
TB135
TB138FR
TB145
TB153FR
TB235
TB250
TB260
TB30W - (see below) *
TB35S - (see below) *
TB36 - (see below) *
TB45S
TB53FR - (see below) *
TL10 - (see below) *
TL12 - (see below) *
TL120
TL126
TL130
TL140
TL150 - (see below) *
TL220
TL230
TL230SERIES2
TL240
TL250 - (see below) *
TL26
TS50R
TS50V
TS60R
TS70R
TS70V
TW50
TW65
TW80
TZ55 - (see below) *
TEREX HR16
HR18
HR20 - (see below) *
HR3.7
HR5.0
PT-100G
PT-100GFORESTRY
PT-110
PT-110FORESTRY
PT-50
PT-60
PT-70
PT-80
TC35
TC35E
TC37
TC48
TC50
TSR50
TSR60
TSR70
TSR80
TSV50
TSV60
TSV70
TSV80
THOMAS 175
205 - (see below) *
225
245 - (see below) *
250 - (see below) *
255 - (see below) *
35
45
HD183
T173 - (see below) *
TOYOTA 2SKD8 - (see below) *
VERMEER CX234
CX254
VOLVO EC30
EC35
EC35C - (see below) *
EC45
EC45PRO
EC50
EC55
EC55B
EC55BPRO
EC55C
ECR38
ECR48C
ECR58 - (see below) *
ECR58D - (see below) *
EW55B
MC110
MC110B - (see below) *
MC110C - (see below) *
MC115C - (see below) *
MC135C - (see below) *
MC70
MC70B
MC70C
MC80
MC80B
MC85C
MC90
MC90B
MC95C
MCT125C
MCT135C
MCT85C - (see below) *
YANMAR B27-2B
B37-2B
B50-2B
CBL40
VIO27-5
VIO27-5B
VIO35-2
VIO35-3
VIO35-5
VIO35-5B
VIO40-2A
VIO40-3
VIO45-5
VIO45-5B
VIO50-2A
VIO50-3
VIO55-5
VIO55-5B

* Compatibility for this combination may depend on specific carrier configuration, and or application, please consult with NPK for specific details.


 

 

 

 

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