Description
Dayton Part 334‑457 is a high-quality compression washer engineered for heavy-duty truck air-leaf suspension systems. This essential metal sandwich washer reduces vibration and maintains air spring position for reliable, long-term suspension alignment.
Specifications
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Inner Diameter (ID): 1.000″ (1 inch)
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Outer Diameter (OD): 3.25″ (3‑1/4 inches)
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Thickness: 0.625″ (5/8 inch)
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Material: steel construction
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Ideal for use in Peterbilt low-mount air-leaf suspension assemblies and similar heavy-duty truck setups
Cross-Reference & Compatibility
Seamlessly interchangeable with multiple OEM and aftermarket part numbers:
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Peterbilt: 03‑01670, 301670
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Automann: MPB10
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BWP: 09‑8022
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Euclid: E‑4777 (or E4777)
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Flagg: PB4
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Haldex: C71473B
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Meritor: R304777
Applications & Benefits
Perfect for air-leaf suspension bush assemblies, this washer restores proper load distribution, mitigates metal-to-metal contact, and extends air spring life. A direct aftermarket replacement for OEM Dayton 334‑457 and compatible brands.
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