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Technical Data Sheet
2BL0578 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET ENGINE PUMP is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-516-3255, 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.

WHERE IT FITS
2BL0578
NSN: 5330-00-516-3255
FSC: 5330
CAGE: 62265 — VOLVO TRUCKS NORTH AMERICA, INC. DBA (FOREIGN PARENT IS VOLVO LASTVAGNAR AB, GOTEBORG, SWEDEN.) (USA)
SPECIFICATIONS
Part Number2BL0578
NSN5330-00-516-3255
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2BL0578 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
G9-12KCInterchangeable
interchangeable cross-reference
interchangeable
4151-2Interchangeable
interchangeable cross-reference
interchangeable
93436DMQBInterchangeable
interchangeable cross-reference
interchangeable
722917-50Interchangeable
interchangeable cross-reference
interchangeable
21401Interchangeable
interchangeable cross-reference
interchangeable
APFLZInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2BL0578?
2BL0578 is a GASKET ENGINE PUMP.
What parts can replace 2BL0578?
There are 11 known substitutes for 2BL0578: G9-12KC, 4151-2, 93436DMQB and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2BL0578?
2BL0578 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-516-3255. This indicates validated use in U.S. government and defense supply chains.
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