ARMSTRONGImpellers for Circulator Pumps
ARMSTRONG Impeller: 816304-321K, Plastic, 4.75 in Dia.
The ARMSTRONG Impeller 816304-321K is a plastic impeller for circulator pumps, compatible with manufacturer model numbers 106284MF-742 and 106284MF-743. It has a diameter of 4.75 inches and includes a lockwasher…
SKU 3G-OTH-83916
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ARMSTRONG Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The ARMSTRONG Impeller 816304-321K is a plastic impeller for circulator pumps, compatible with manufacturer model numbers 106284MF-742 and 106284MF-743. It has a diameter of 4.75 inches and includes a lockwasher. This impeller is also compatible with Grainger part number 788V77.
Used in
Common applications for ARMSTRONGHydronic heating systems — ARMSTRONG general-purpose inline circulator pump 182202-657 for potable water circulation
Pump motor replacement — ARMSTRONG pump motor 817025-007 for S&H 4-Series circulator pumps
Flange installation on E32.2HT pumps — ARMSTRONG flange hardware kit 810120-353K with steel bolts and rubber gaskets
Bearing replacement in H-32 series pumps — ARMSTRONG bearing assembly 816549MF-091 for in-line circulating pumps
Piping system connections — ARMSTRONG standard flanges 806074-621k for H-6 6 model with stainless steel and EPDM
Retrofit of pump flanges — ARMSTRONG flange 561100LF-001 for ASTRO EXPRESS 2 SYSTEM union-type connections
ARMSTRONG Products
3G Electric supplies ARMSTRONG impellers for circulator pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
