Major Repair Kit For Onan Water Pump 131-0257
New aftermarket major repair kit for the discontinued Onan pump. Includes parts diagram with instructions.
Similar to repair kit 131-0258 , 0131-0258 , but does not include a new shaft.
Onan Models with the 4 screw cover. ( It will not fit models that use a 3 cover screw pump )
MCCK 4.0 KW , 6.5 KW
MDJE 6.0 KW , 7.5 KW
Fits:
ONAN PUMP NUMBERS: 131-0257 , 0131-0257
Casting # 170-3172
Replaces:
1 each Wear Plate 131-0217
1 each Retaining Ring External SS 518-0392
1 each Retaining Ring Internal 518-0373
2 each Bearing 131-brg
4 each Cover Screw short 815-0465 , can substitute the 815-0477 long screws if requested.
1 each Mechanical Seal 131-0220
1 each Slinger 131-0219
1 each IMPELLER 131-0386 Globe model number # 1015 , #1015 , P/N 01-12-1610 , BCO 1015 , GCS-1015
1 each Gasket 131-0210 ( 4 Hole )
Impeller Specifications:
Neoprene for cooling water , use liquid dish soap or Glycerin for lube to install.
6 Blades
3/8" (9.5mm) D Shaft
Width: 3/4" (19mm)
Diameter: 2-1/4" (57mm)