Product Description
Armstrong Impeller – Part No. 427917-041
Genuine Armstrong replacement impeller, Armstrong part number 427917-041, for Series 4380, 4280, 4030, 4300 pumps. Shown as item 80 on the Series 4380 drawing (parts list 6043.129 / 6043.130) – highlighted in the pictures above.
* Please confirm before ordering: this number is printed this way in Armstrong’s Series 4030 parts list but looks inconsistent. Call us with your pump serial number to confirm.
- Part number is for an unbalanced, full diameter impeller. Give the pump serial number and measure the old impeller diameter.
- Part number is for a full (maximum) diameter impeller. Give the pump serial number and measure the old impeller diameter.
Specification: Bronze, ⅞" bore; Bronze, ⅞" bore, 8" max. dia.; Cast iron, ⅞" bore
Fits these Armstrong pumps
- Series 4380 (vertical in-line) – pump sizes 8 × 8 × 8
- Designation: 'S'
- Motor frames: 182JM, 184JM
- Construction: Bronze fitted (BF)
- Drawing item: 80
- Series 4280 (close coupled end suction) – pump sizes 8 × 8 × 8
- Designation: 'S'
- Motor frames: 182JM, 184JM
- Construction: Bronze fitted (125#), All bronze (125#)
- Drawing item: 80
- Series 4030 (base mounted end suction) – pump sizes 8 × 8 × 8
- Designation: 'S'
- Motor frames: 143T, 145T, 182T, 184T
- Drawing item: 80
- Series 4300 (vertical in-line) – pump sizes 8 × 8 × 8
- Construction: Bronze fitted (125#), Ductile bronze fitted (250#), All bronze (125#)
- Drawing item: 80
Other parts for this pump
Rebuilding a Series 4380 8 × 8 × 8? These parts are often replaced at the same time:
Not sure this is the right part?
Use our Armstrong Pump Parts Finder: choose Series 4380, your pump size and motor to see every part on the drawing. Or send us your pump’s nameplate details – call (416) 236-2338 or email sales@bramhambros.com. Bramham Bros is an authorized Armstrong dealer.
