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Technical Data Sheet
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MD3488 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-2335, 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
MD3488
NSN: 5330-00-291-2335
FSC: 5330
CAGE: 76558 — MWM-MURPHY DIESEL CO (USA)
SPECIFICATIONS
Part NumberMD3488
NSN5330-00-291-2335
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MD3488 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 21
8-1916Interchangeable
interchangeable cross-reference
interchangeable
3362Interchangeable
interchangeable cross-reference
interchangeable
R1231Interchangeable
interchangeable cross-reference
interchangeable
43223Interchangeable
interchangeable cross-reference
interchangeable
6061-5Interchangeable
interchangeable cross-reference
interchangeable
247ASC0573-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MD3488?
MD3488 is a SEAL,PLAIN ENCASED.
What parts can replace MD3488?
There are 21 known substitutes for MD3488: 8-1916, 3362, R1231 and 18 more. Substitute compatibility should be verified for your specific system.
Is MD3488 still available?
MD3488 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026