The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL INTERNALLY MOLDED-IN REINFORCEMENT, seal_width: 0.312 INCHES NOMINAL IN, construction: SPLIT, housing_bore_diameter: 1.375 INCHES NOMINAL IN, accommodated_shaft_diameter: 0.750 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE LIP. This part is cataloged in the U.S.
Government catalog under NSN 5330-00-475-2657, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
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FREQUENTLY ASKED QUESTIONS
What is B4728?
B4728 is a SEAL,PLAIN.
What parts can replace B4728?
There are 3 known substitutes for B4728: E701-24, 9956RPD, 9956RUP. Substitute compatibility should be verified for your specific system.
What is the NSN for B4728?
B4728 is cataloged in the U.S. Government catalog under NSN 5330-00-475-2657. This indicates validated use in U.S. government and defense supply chains.
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