PartsTable
Technical Data Sheet
PartsTable / O-RING / 0561C0031-7
0561C0031-7 ✓ 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 5331-00-610-5699, 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
0561C0031-7
NSN: 5331-00-610-5699
FSC: 5331 — O-RING
CAGE: 54497 — MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS (USA)
SPECIFICATIONS
Part Number0561C0031-7
NSN5331-00-610-5699
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0561C0031-7 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 19
AS568-037Interchangeable
interchangeable cross-reference
interchangeable
ARP568-037Interchangeable
interchangeable cross-reference
interchangeable
STD3019C46Interchangeable
interchangeable cross-reference
interchangeable
410-12310Interchangeable
interchangeable cross-reference
interchangeable
AS568A-037Interchangeable
interchangeable cross-reference
interchangeable
2-037L449-60Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0561C0031-7?
0561C0031-7 is a O-RING.
What parts can replace 0561C0031-7?
There are 19 known substitutes for 0561C0031-7: AS568-037, ARP568-037, STD3019C46 and 16 more. Substitute compatibility should be verified for your specific system.
Is 0561C0031-7 still available?
0561C0031-7 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