PartsTable
Technical Data Sheet
PartsTable / O-RING / MR-8112
MR-8112 ✓ 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 O-RING is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-514-4471, 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
MR-8112
NSN: 5331-00-514-4471
FSC: 5331 — O-RING
CAGE: 07322 — MINNESOTA RUBBER CO (USA)
SPECIFICATIONS
Part NumberMR-8112
NSN5331-00-514-4471
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MR-8112 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 16
52561S112Interchangeable
interchangeable cross-reference
interchangeable
480117Interchangeable
interchangeable cross-reference
interchangeable
ARP568-112E540- 8Interchangeable
interchangeable cross-reference
interchangeable
AS568B-112Interchangeable
interchangeable cross-reference
interchangeable
2-112 N163-70Interchangeable
interchangeable cross-reference
interchangeable
N0163 2-112Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MR-8112?
MR-8112 is a O-RING.
What parts can replace MR-8112?
There are 16 known substitutes for MR-8112: 52561S112, 480117, ARP568-112E540- 8 and 13 more. Substitute compatibility should be verified for your specific system.
Is MR-8112 still available?
MR-8112 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