Gast 1023-251Q-G279


Compressor/Vacuum Pump, 3/4 HP, 230/460 V

1023-251Q-G279 545043
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ItemCompressor/Vacuum Pump
TypeRotary Vane
Full Load Amps2.6/1.3
(F)NPT Inlet (In.)3/8
(F)NPT Outlet (In.)3/8
Max. PSI Cont./Int.10/10
Free Air CFM @ 0 PSI10.00
Free Air CFM @ 5 PSI9.5
Free Air CFM @ 10 PSI9.00
Max. Vacuum (In. Hg)26.0
Free Air CFM @ 0 Vacuum (in Hg)10.00
Free Air CFM @ 5 Vac (in Hg)9
Free Air CFM @ 10 Vac (in Hg)5.00
Free Air CFM @ 15 Vac (in Hg)4.00
Free Air CFM @ 20 Vac (in Hg)2.00
Free Air CFM @ 25 Vac (in Hg)0.20
Motor TypeSplit Phase
Motor EnclosureOpen Dripproof
Length (In.)16-3/16
Width (In.)6-1/2
Height (In.)8-7/8
HousingCast Iron
Overload ProtectionNo
Agency ComplianceCUR, CE
Includes Muffler/Inlet Filter
Weight 52.000000


Compressor/Vacuum Pump, Rotary Vane, 3/4 HP, Voltage 230/460, 3 Phase, Full Load Amps 2.6/1.3, 50/60 Hz, FNPT Inlet 3/8 In, FNPT Outlet 3/8 In, Max PSI Cont/Int 10/10, Free Air CFM @ 0 PSI 10, @ 10 PSI 9, Max Vacuum 26 Hg, Free Air CFM @ 0 Vacuum (in Hg) 10, @ 10 Vac (in Hg) 5, @ 20 Vac (in Hg) 2, Split Phase Motor Type, Open Dripproof Motor Enclosure, 1725 RPM, Length 16 3/16 In, Width 6 1/2 In, Height 8 7/8 In, Cast Iron Housing, Oil Less Design, Includes Muffler/Inlet Filter

  • Note: When used for pond aeration, include the appropriate check valve in discharge line to prevent water from entering pump in case of power failure.

Rotary Vane Compressors and Vacuum Pumps
  • For general continuous-duty vacuum and low-pressure applications. 5Z667 has a 10-ft. power cord with plug and toggle switch. 3KYY2, 3KYY4, 4F740, 4F741, 4F742, 4TF21, and 4TF22 have integral mufflers and filters, as well as international multivoltage, dual-frequency motors. All units are single phase except for 2CJG8 and 4TF21; single-phase units have thermal overload protection. 4Z470 and 4Z469 include coupling and coupling guard. Mount directly to 56C frame motors. Models with motors are not CSA Certified (7Z778, 7Z779, 7Z780, 7Z781, 7Z782, 7Z783).
  • Oilless design Permanently lubricated and sealed bearings Self-adjusting, self-lubricating vanes

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