Armstrong New Style 4030 M-10 Rebuild Kit

Rebuild kit for Armstrong model 4030 medium frame circulating pump with 10" casing

Kit for center discharge line location. Will not fit pump with discharge line off to one side

If existing bearing frame is oil lubricated this is not correct kit

Parts included in kit are: 426401-004 casing gasket, 871101-384 inboard sealed ball bearing, 871101-704 outboard sealed ball bearing, 826761-001 steel shaft and sleeve, 975000-984 mechanical seal, bearing lock nut, lock washer, slinger, impeller washer, impeller bolt

OEM Armstrong pump parts

Shipping rate for continental United States

$1,314.00

Add to Cart:
  • Model: 4030M-10
  • 26998 Units in Stock
  • Manufactured by: Armstrong
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July 14, 2025 by Anthony O. (PA, United States)
“Great selection of parts from all kinds of manufacturers!!! Awesome! First stop when I need parts. Thank you!”
Verified Buyer
July 13, 2025 by Tim S. (United States)
“Product arrived in timely fashion and was in good condition.”
Verified Buyer
July 12, 2025 by Francis T. (United States)
“Very easy reorder”

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