Fairbanks / Baldor Reliance Frame Seal Kit — Upper/Lower + O-Ring Set
Direct-fit repair kits matched to Fairbanks / Baldor Reliance frames. Each kit includes the upper and lower mechanical seals plus the pump O-ring kit (except where noted below) for a clean, reliable rebuild.
What’s included (standard build)
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Upper seal: Carbon/Ceramic/Buna-N
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Lower seal: Silicon Carbide/Silicon Carbide/Viton®
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O-ring kit: Buna-N (except where noted below)
Motor Frame (select from dropdown)
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140TY — No O-ring kit
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180TY
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210T
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210TY
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220T (Zoller)
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250T
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250TY
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320T — Includes lower seal guard
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320TY — Includes lower seal guard
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360T — Lower seal uses Chesterton urethane, 3.00″ size, 1.50″ working length
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360TY
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400T — No O-ring kit
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440T — Includes lower seal guard
Upper seal: Fairbanks 17-1240-0020-U
Lower seal: NBR / SiC / TC with cup seat (Nitrile elastomer; Silicon Carbide/Tungsten Carbide faces)
Head/Spring: Machined T-2 head with special cup-type spring retainer
Installer note
For 250 and smaller frames, we standardize a crimp-head N11 upper seal for easier installation and positive drive.
Why this kit
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Frame-specific fit for faster service and fewer leaks
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Hard-face SiC/SiC lower seal for abrasion/heat resistance
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Viton® lower elastomers for elevated temperature/chemistry
How to order
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Confirm your frame designation from the pump/motor nameplate.
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Choose the matching variation above and add to cart.
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Need alternate materials or help confirming fit? Call us—we’ll match the kit to your duty and frame.
Explore our full line up of Pump Repair Kits
Looking for more? Check out our Shaft seals, Parts/Accessories & OEM seals
Have questions?- Call us anytime-we’re here to help
