Product Description
Armstrong Impeller – Part No. 427119-011
Genuine Armstrong replacement impeller, Armstrong part number 427119-011, for Series 4380, 4300 pumps. Shown as item 80 on the Series 4380 drawing (parts list 6043.129 / 6043.130) – highlighted in the pictures above.
- Part number is for a full (maximum) diameter impeller. Give the pump serial number and measure the old impeller diameter.
Specification: Cast iron, ⅞" bore; Cast iron, ⅞" bore, 8" max. dia.
Fits these Armstrong pumps
- Series 4380 (vertical in-line) – pump sizes 1½ × 1½ × 8
- Designation: 'S'
- Motor frames: 56C, 143JM, 145JM, 182JM, 184JM
- Construction: All iron (AI)
- Drawing item: 80
- Series 4300 (vertical in-line) – pump sizes 1½ × 1½ × 8
- Construction: All iron (125#), Ductile iron (250#)
- Drawing item: 80
Other parts for this pump
Rebuilding a Series 4380 1½ × 1½ × 8? These parts are often replaced at the same time:
| Item | Part | Armstrong part no. |
|---|---|---|
| 15 | Set screw | 916517-005 |
| 16 | Set screw | 916519-104 |
| 17 | Set screw | 916517-205 |
| 21 | Shaft extension | 426992-071 |
| 36 | Shaft key | 974515-400 |
| 39 | Water slinger | 406622-000 |
| 40 | Stuffing box / adapter | 426749-011 |
| 40 | Stuffing box / adapter | 426749-031 |
| 43 | Motor washer | 927113-100 |
| 44 | Motor capscrew | 911121-108 |
| 57 | Male connector | 939001-214 |
| 59 | Flush line tubing | 997153-004 |
| 62 | Mechanical seal kit | 975000-982 |
| 62 | Mechanical seal kit | 9975001-813 |
| 62 | Mechanical seal kit | 9975001-613 |
| 62 | Mechanical seal kit | 9975001-817 |
| 62 | Mechanical seal kit | 9975001-818 |
| 70 | Shaft sleeve | 425869-002 |
| 71 | Shaft sleeve spacer | 425868-005 |
| 83 | Impeller washer | 425742-001 |
| 86 | Impeller capscrew | 911900-114 |
| 90 | Case wear ring | 426413-102 |
| 100 | Casing | 427045-011 |
| 100 | Casing | 427046-031 |
Showing 24 of 28 parts – see the full list in the parts finder.
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.
Product Videos
Custom Field
Brand Armstrong
Armstrong Part Number 427119-011
Part Type Impeller
Fits Series 4380 1-1/2 x 1-1/2 x 8
Fits Series 4300 1-1/2 x 1-1/2 x 8
Drawing Item 4300: item 80; 4380: item 80
Specification Cast iron, 7/8" bore; Cast iron, 7/8" bore, 8" max. dia.
Shipping cost: Inquire
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