


Type B Polypak® Rod/Piston U-Seal 1.125" x 1.500" x 0.312" - AU/NBR
Marsoni
M251S
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Friday, May 29
Type B Polypak® Rod/Piston U-Seal 1.125" x 1.500" x 0.312" - AU/NBRProduct Details : Type B Polypak Rod Piston U Seal 1. 125" x 1. 500" x 0. 312" AU NBR Part No: 18701125 312B 4615 Product Category: Symmetrical Seals Product Type: Rod Piston U Seal Profile: Type B Polypak Material(s): Polyurethane Nitrile Material Code: AU NBR Temperature Range: 65F to +200F ( 54C to +93C) Pressure Range: 5000 PSI ( 345 Bar) Surface Speed: < 1. 6 ft s (0. 5 m s) System Of Measurement: Inch Dimensions: 1. 125" x 1. 500" x 0. 312"
Quick Dispatch:
Your Type B Polypak® Rod/Piston U-Seal 1.125" x 1.500" x 0.312" - AU/NBR orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Type B Polypak® Rod/Piston U-Seal 1.125" x 1.500" x 0.312" - AU/NBR ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.5 ★★★★★
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Product Reviews
★★★★★ 5
Good fit
Good quality and fits perfectly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Works
Fit my 1996 xr6 150 just fine. Engine runs at correct temperature so they are working as they should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
★★★★★ 5
Quick delivery
Fit like they should and seems to be working great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
★★★★★ 5
Great product
Great product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
★★★★★ 5
Fit Mercury 150 saltwater 2 stroke great!
These fit my Mercury 150 perfect. Took it out for a test run and engine ran great with no overheating issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 26, 2025
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