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818574 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

818574: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include shape: SQUARE, width: 50.00 MILLIMETERS NOMINAL MM, length: 50.00 MILLIMETERS NOMINAL MM, material: GLASS FIBER AND RESIN SYNTHETIC, thickness: 3.50 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: MOUNTING RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-512-0899, 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
818574
NSN: 5330-01-512-0899
NIINs: 015120899, 016229382
FSC: 5330 — Packing and Gasket Materials
CAGE: 88907 — BRUNSWICK CORP DBA MERCURY MARINE DIV MERCURY MARINE (USA)
SPECIFICATIONS
shapeSQUARE
width50.00 MILLIMETERS NOMINAL MM
length50.00 MILLIMETERS NOMINAL MM
materialGLASS FIBER AND RESIN SYNTHETIC
thickness3.50 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyMOUNTING RING
NSN5330-01-512-0899
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 818574 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
KEY FEATURES
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FSC APPLICATION DATA: CYLINDER BLOCK AND END CAP
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACYLINDER BLOCK AND END CAP
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL, CYLINDER HEAD
END ITEM IDENTIFICATIONENGINE, MARINE, MERCURY (3.0L DFI OPTI DIGITAL SALT) MODEL NUMBER 1225D84AY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 818574?
818574 is a GASKET.
What is the NSN for 818574?
818574 is cataloged in the U.S. Government catalog under NSN 5330-01-512-0899. This indicates validated use in U.S. government and defense supply chains.
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