Armstrong Mechanical Seal 816706-025k

Armstrong seal  P/N 816706-021 for bearing assembly size 1 through size 5

For 1/2" shaft size

Replacement seal for Armstrong Pump S-25 through S-57 & H-32 through H-54 as well as 4360 1.25B, 4360 1.5B and 4360 2B

Replaces p/n 816706-021

Correct replacement for Lochinvar P/N ARM1001

OEM Armstrong parts

Shipping rate for continental USA 

$81.00

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  • Model: 816706-025
  • 28000 Units in Stock
  • Manufactured by: Armstrong
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September 22, 2025 by Thomas C. (United States)
“Easy to order filters for furnace. Took less than 5 minutes!”
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September 22, 2025 by Natalie R. (United States)
“Easy to reorder. Sorry to see price increase though :(”
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September 22, 2025 by Gary T. (United States)
“Very helpful on the phone.”

Manufacturer Info

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