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Spare Parts & Kits for Welch 1374 Pumps
Have a 1374 pump to repair? 

Select a standard repair kit or a custom parts package below based on the items you need to service a particular pump:

1) Enter contact information at right
2) Enter the quantity of each item you would like to order
3) Click SUBMIT

We will reply with pricing and availability.

FORM

Name

Company
Address
City
State/Prov    Zip   
Country
Phone
Fax
Email
(Sorted by Drawing Reference Number - REF)
QTY       REF    PART NR _  DESCRIPTION 
 
  kit    1374L1MS _ Level-1 Kit, Mechanical Seal
  kit    1374L1RB _ Level-1 Kit, Buna Radial Seal
  kit    1374L1RV _ Level-1 Kit, Viton Radial Seal
  kit    1374L2MS _ Level-2 Kit, Mechanical Seal
  kit    1374L2RB _ Level-2 Kit, Buna Radial Seal
  kit    1374L2RV _ Level-2 Kit, Viton Radial Seal
  kit    1374L3MS _ Level-3 Kit, Mechanical Seal
  kit    1374L3RB _ Level-3 Kit, Buna Radial Seal
  kit    1374L3RV _ Level-3 Kit, Viton Radial Seal
  18    4401200 _ BALL, STEEL
  19    410055 _ SPACER
  22    410992 _ VALVE, PRESSURE RELIEF STEEL
  24    411137 _ WASHER, ALUMINUM
  25    411304 _ SPRING, VANE STAINLESS
  26    411469 _ SPACER DISC
  27    411477 _ VANE, CAST IRON 1ST STAGE
  30    411484 _ SHAFT, NO COLLAR
  32    411487 _ VANE, CAST IRON 2ND STAGE
  33    411489 _ SPRING HOLDER, Stainless
  34    411490 _ KEY, WOODRUFF
  36    411494 _ GASKET, SHAFT SEAL NEOPRENE
  37    411495 _ GASKET, INTAKE COVER NEOPRENE
  38    411496 _ GASKET, CASE NEOPRENE
  39    411497 _ RING, EXHAUST
  40    411499 _ ROTOR, SMALL
  43    411508 _ GASKET, VALVE
  44    411516 _ KEY, WOODRUFF
  45    411685 _ SPRING HOLDER, Stainless
  45    410696 _ SPRING HOLDER, Stainless
  47    412161 _ VALVE, PRESSURE RELIEF STEEL
  51    412256 _ SPRING, COIL S.S.
  52    412257 _ SLEEVE, HARDENED
  53    412258 _ SLEEVE
  54    412259 _ SPRING, COIL S.S.
  56    412553 _ SPACER
  61    618475 _ O RING, ADAPTER
  62    618538A _ VALVE, BACKER
  63    618539A _ VALVE, DISCHARGE
  65    411488 _ SPRING, VANE STAINLESS
  69    618712 _ O RING, STATOR
  71    618880 _ COVER, BLOCK STEEL
  72    411401F2 _ SEAL KIT, RADIAL LIP BUNA
  72    411401F1 _ SEAL KIT, RADIAL LIP VITON
  72    411401F _ SEAL, KIT MECHANICAL
  102    411267 _ WASHER, SEE 411266K
  102    411266K _ WASHERS, Tension & Rubber (old)
  103    411268 _ SIGHT GLASS DISC (old style)
  104    411507 _ O RING, BUNA
  105    411056 _ WASHER, ALUMINUM
  106    411742 _ O RING, GAS BALLAST
  107    618103 _ O RING, GAS BALLAST
  110    410716 _ V-BELT, COGGED
  999    1995282 _ SEALANT, 6cc

Product Spotlight

  #72, 411401F shaft seals - available as either mechanical assemblies or radial lip shaft seal assemblies.  Kit includes seal assembly, gasket, screws and installation instructions.
#39 (411497) Exhaust Ring - Cast iron
#40 (411499) Exhaust Rotor - Cast Iron
#71 (618880) Cover for Valve
# 22 (410992) Pressure Relief Valve - Photo-etched Stainless Steel
# 27 (411477) 1st Stage Vane - Cast iron
#33 (411489) & #45 (410969 & 411685) Spring Holders - Stainless Steel.  Level 2 and Level 3 Kits include 1-each 410696 for old style 1397 exhaust rings and 1-each 411685 for new style exhaust rings.

 

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