Mechanical Replacement Pump Seals & Pump Shaft Seal Kit | Boiler Supplies Armstrong Seal Kits & Shaft Sleeves | Boiler Supplies Armstrong Rebuild Kits for Models 4280 & 4380
Armstrong pump rebuild kits can be built to meet all your pumping needs. We offer tungsten and silicon carbide faces for abrasive, corrosive and high temp applications. All of our products are made to meet or exceed OEM specifications.
**All OEM names and part numbers are used for reference purposes only. All of our products are aftermarket seal kits and parts**
Model 4280 , 4380 & 4382
with motor frames 143JM – 215JM (1.250” seal)
Kit includes mechanical seal (975000-982), lead free shaft sleeve (425869-001), spacer sleeve, (425868-
005) water slinger (406622-000) and case gaskets (426401-002, 426401-003, 426401-004, and 426401-006).
Model 4280, 4380 & 4382
with motor frames 254JM – 326JM (1.625” seal)
Kit includes mechanical seal (975000-984), lead free shaft sleeve (425869-003), spacer sleeve (425868-
004), water slinger (419315-000) and case gaskets (426401-002, 426401-003, 426401-004, 426401-005, and 426401-006).
Model 4280, 4380 & 4382
with motor frames 254JP – 326JP (1.625” seal)
Kit includes mechanical seal (975000-984), lead free shaft sleeve (425869-021), spacer sleeve (425868-
004), water slinger (419315-000) and case gaskets (426401-002, 426401-003, 426401-004, 426401-005, and 426401-006).
| Part # | Armstrong Model | Service | Seal Size | Frame Size | Weight | Price | Qty | |
|---|---|---|---|---|---|---|---|---|
| 975000-991S | 4280 & 4380 "S" | HVAC | 1.250" | 143JM-215JM | 5.00 | $262.00 | Add to Cart | |
| 975000-984JM | 4280 & 4380 JM | HVAC | 1.625" | 254JM-326JM | 5.00 | $302.00 | Add to Cart | |
| 975000-984JP | 4280 & 4380 JP | HVAC | 1.625" | 254JP-326JP | 5.00 | $414.00 | Add to Cart |
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