ST1000 Series air starters are built to withstand the toughest environmental and working conditions — combining robust features and flexibility to deliver reliable, heavy-duty starting in a wide range of industrial, oil and gas, marine, power generation, rail, and mining applications.
Features
Robust gearing handles extended crank cycles
Powerful 70 hp turbine motor uses no external lubrication and offers best in class efficiency
New solid aluminum rotor design enables reliable operation in harsh, contaminated environments
Versatility
Left- or right-hand rotation available
4 inlet, 4 exhaust, and 16 housing orientations
30-150 psi (2.1-10.3 bars) operation
Inertia and pre-engaged drives available
Slip fit motor design makes servicing simple and convenient
New ST1000M version with 2 inch NPT inlet reduces the need for piping changes. (See more images)

ST1060 B Ratio (Inertia and Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
53 (71)
1175
7 (5)
370 (175)
60 (4.1)
115 (156)
1550
20 (15)
590 (278)
90 (6.2)
220 (298)
1780
39 (29)
820 (387)
120 (8.3)
295 (400)
1900
53 (39)
1050 (496)
150 (10.3)
353 (478)
2050
70 (52)
1290 (609)
ST1099 B Ratio (Inertia and Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
82 (111)
1425
13 (10)
540 (255)
60 (4.1)
200 (271)
1850
36 (27)
890 (420)
90 (6.2)
347 (470)
2060
68 (51)
1240 (585)

ST1060 C Ratio (Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
62 (84)
1025
7 (5)
370 (175)
60 (4.1)
143 (194)
1350
20 (15)
590 (278)
90 (6.2)
256 (347)
1515
39 (29)
820 (387)
120 (8.3)
342 (463)
1675
53 (39)
1050 (496)
150 (10.3)
409 (554)
1780
70 (52)
1290 (609)
ST1099 C Ratio (Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
98 (133)
1225
13 (10)
540 (255)
60 (4.1)
234 (317)
1580
36 (27)
890 (420)
90 (6.2)
400 (542)
1770
68 (51)
1240 (585)

ST1060 D Ratio (Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
85 (115)
765
7 (5)
370 (175)
60 (4.1)
195 (264)
985
20 (15)
590 (278)
90 (6.2)
326 (442)
1125
39 (29)
820 (387)
120 (8.3)
462 (626)
1205
53 (39)
1050 (496)
150 (10.3)
557 (755)
1300
70 (52)
1290 (609)
ST1099 D Ratio (Pre-engaged) Performance Information
Pressure PSI (bar)
Breakaway Torque lbf-ft (Nm)
Speed @ Max HP RPM
Max HP (kw)
Flow @ Max HP SCFM (L/s)
30 (2.1)
132 (179)
900
13 (10)
540 (255)
60 (4.1)
318 (431)
1170
36 (27)
890 (420)
90 (6.2)
540 (732)
1305
68 (51)
1240 (585)