• Skip to primary navigation
  • Skip to main content
Vacuum Pump Rebuilders

Vacuum Pump Rebuilders

Rebuilt Refurbished Repaired

  • Rebuilt Vacuum Pumps
    • Rotary Piston
      • Kinney
        • KT Series
          • KT 150
          • KT 300
          • KT 500
          • KT 850
        • KC Series
          • KC-5
          • KC-8
          • KC-15
        • KTC Series
          • KTC-21
          • KTC-60
          • KTC-112
        • KD Series
          • KD-30
          • KD-50
          • KDH 130
          • KDH 150
      • Stokes
        • 146H
        • 148H
        • 149H
        • 212H
        • 212J
        • 412H
        • 412J
        • 912H
      • Leybold
        • DK 100
        • DK 200
        • E 150
        • E 250
    • Rotary Vane
      • Alcatel
        • A & AC Series
          • 2004A
          • 2008A
          • 2008AC
          • 2012A
          • 2012AC
          • 2020A
          • 2033A
          • 2063A
          • 2100A
        • C & CP Series
          • 2030C
          • 2033C
          • 2033CP
          • 2060C
          • 2063C
        • Pascal Series
          • Pascal 2005
          • Pascal 2010
          • Pascal 2015
          • Pascal 2021
      • Edwards
        • E2M Series
          • E2M2
          • E2M5
          • E2M8
          • E2M12
          • E2M18
          • E2M30
          • E2M40
          • E2M80
          • E2M175
          • E2M275
        • RV Series
          • RV3
          • RV5
          • RV8
          • RV12
      • Busch
        • 0025
        • 0040
        • 0063
        • 0100
        • 0160
        • 0250
      • Leybold
        • A Series
          • D2A
          • D4A
          • D8A
          • D16A
          • D30A
          • D60A
          • D90A
        • B Series
          • D4B
          • D8B
          • D16B
          • D25B
          • D40B
          • D65B
        • BCS Series
          • D16BCS
          • D25BCS
          • D40BCS
          • D65BCS
        • SV Series
          • SV40
          • SV65
          • SV100
      • Pfeiffer
        • Duo Series
          • Duo 1.6
          • Duo 3
          • Duo 6
          • Duo 11
          • Duo 35
          • Duo 65
          • Duo 125
          • Duo 255
        • Uno Series
          • Uno 6
          • Uno 30M
          • Uno 35
          • Uno 65
      • Precision
        • D25
        • D75
        • D150
        • D500
      • Savant
        • VLP 80
        • VLP 120
        • VLP 200
        • VLP 285
        • VP 100
        • VP 190
      • Varian
        • SD Series
          • SD90
          • SD200
          • SD300
          • SD450
        • DS Series
          • DS102
          • DS202
          • DS302
          • DS402
          • DS602
      • Welch
        • 1400 – 1405
          • 1400
          • 1402
          • 1405
        • 1374 – 1398
          • 1374
          • 1375
          • 1376
          • 1395
          • 1396
          • 1397
          • 1398
    • Dry Scroll
    • Boosters – Blowers
      • Edwards
        • EH250
        • EH500
        • EH1200
        • EH2600
        • EH4200
      • Kinney
        • 150 – 400
          • 150
          • 240
          • 400
        • 540 – 720
          • 540
          • 720
        • 850 – 2700
          • 850
          • 1200
          • 1600
          • 2000
          • 2700
        • 1800 – 4500
        • 3200 – 7300
      • Leybold
        • WA/WAU Series
          • WA/WAU 251
          • WA/WAU 501
          • WA/WAU 1001
          • WA/WAU 2001
        • WS/WSU Series
          • WS/WSU 251
          • WS/WSU 501
          • WS/WSU 1001
          • WS/WSU 2001
      • Stokes
        • 607
        • 615
        • 622
    • Booster Systems
      • Kinney CB 1630
  • New Pumps
    • Surplus New Stock
  • Services
    • Rebuild & Repair
    • Parts
      • Alcatel
      • Edwards
      • Leybold
      • Welch
  • Contact
    • About Us
  • Show Search
Hide Search
Home/Rebuilt Vacuum Pumps/Rotary Vane/Welch Pumps/Welch 1376 Vacuum Pump

Welch 1376 Vacuum Pump

Rebuilt Welch 1376 Rotary Vane Vacuum Pump

The Welch 1376 vacuum pump is a two stage large belt-drive high vacuum pump with a free air displacement of 10.6 cfm and a ultimate total pressure of 1 x 10-4 Torr.  DuoSeal 1376 pumps are designed to be durable and rugged.

The Welch 1376 is a rotary vane mechanical vacuum pump with excellent vapor handling capability.  It is reliable and commonly used in vacuum processes, degassing, freeze drying, vacuum furnace applications.  

REBUILT OR REMANUFACTURED Welch 1376 VACUUM PUMPS:

All rebuild prices include disassembly, inspection & cleaning. Replacement of seals, gasket, springs, o-rings & valves. Other parts replaced as required upon approval for an extra charge. Pumps are then tested & painted.

Specifications

Welch 1376 VACUUM PUMP SPECIFICATIONS:

Vacuum Pump Model1376
Nominal Displacementcfm10.6
Nominal Displacementl/m300
Stage2
TypeBelt-Drive
Motor HPhp1
Oil Capacityltr2.4
Inlet1″ NPT
Outlet1″ NPT
Weightlbs180
Purchase Price  (Rebuilt)$$1,600
Rebuild Price$$775
Features

Welch 1376 ROTARY VANE PUMP FEATURES:

  • Dual Stage Pump
  • Belt Drive
  • Excellent Vapor Handling Capability
  • High contamination tolerance
  • Rugged design, long service life
Applications

Welch 1376 PUMP APPLICATIONS:

  • Vacuum Furnace Evacuation
  • Vacuum Manifolds
  • Vacuum Oven
  • Backing Turbomolecular pumps
  • Rotary Evaporator
  • High Boiling Point Evaporations
  • Refrigeration system evacuation
  • Freeze Drying
  • Research and Development
  • Vacuum Processes
  • Vacuum Distillation
  • Glove Boxes
  • General Laboratory
Dimensions

Welch 1376 DUOSEAL VACUUM PUMP Dimensions:

Welch 1376 vacuum pump dimensions aka DuoSeal 1376 pump dimensions.
Dimensional Drawings Welch 1376
Pumping Speed Curves

WELCH DUOSEAL 1376 PUMPING SPEED CURVES:

Welch DuoSeal 1376 pumping speed curves.
Compare

welch DUOSeal Series VACUUM PUMPS:

Vacuum Pump Model   1376 1397 1374
Nominal Displacement cfm 10.6 17.7 23
Nominal Displacement l/m 300 500 560
Stage   2 2 2
Motor HP hp 1 1 1-1/2
Oil Capacity l 2.4 1.2 1.2
Weight lbs 156 205 220
Purchase Price  (Rebuilt) $ $1650 $2,200 $2,300
Rebuild Price $ $775 $875 $900
Manual

Welch 1376 User Manual

Learn more about HVS leak testing services and helium leak detector rentals.

Welch Rotary Vane Pumps & Parts:

  • Welch 1400 Vacuum Pump

    Rebuilt Welch 1400 Rotary Vane Vacuum Pump
  • Welch 1402 Vacuum Pump

    Rebuilt Welch 1402 Rotary Vane Vacuum Pump
  • Welch 1405 Vacuum Pump

    Rebuilt Welch 1405 Rotary Vane Vacuum Pump
  • Welch 1374 Vacuum Pump

    Welch DuoSeal 1374 Belt Drive Rotary Vane Vacuum Pump
  • Welch 1397 Vacuum Pump

    Rebuilt Welch 1397 Rotary Vane Vacuum Pump
  • Welch Vacuum Pump Parts

    Welch rotary vane vacuum pumps logo.

Additional Products and Services

Learn more about our leak testing services and helium leak detector rentals:

Leak Testing Services

Leak Detector Rental

Rental Form

Categories: Welch Pumps

Discover more

Send RFQ Warranty RMA Form

Footer

111 Farmhouse Drive,
Greentown, PA 18426

Phone: (570) 676-3500
Fax: (570) 676-0544
contactus@vacuumpumprebuilders.com

Vacuum Pump Rebuilders © 2025 · Log in

Rotary Vane Pumps

  • Alcatel adixen
  • Busch
  • Edwards
  • Leybold
  • Pfeiffer
  • Precision
  • Savant
  • Varian
  • Welch

Rotary Piston Pumps

  • Stokes
  • Tuthill Kinney
  • Leybold

Booster Pumps

  • Edwards
  • Stokes
  • Tuthill Kinney
  • Leybold

Keep In Touch

  • Email
  • Phone
  • Twitter
  • Privacy Policy