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PartsTable / COMPONENT / MG0-3-N PIECE 8
MG0-3-N PIECE 8 ✓ 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 PLUG,EXPANSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, outside_diameter: 0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN, style_designator: CONCAVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-126-1158, 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
MG0-3-N PIECE 8
NSN: 5340-01-126-1158
FSC: 5340
CAGE: 58552 — R P M MACHINE AND MFG CORP VALVE ASSEMBLERS AND MFRS INC DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY
outside_diameter0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
style_designatorCONCAVE
NSN5340-01-126-1158
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MG0-3-N PIECE 8 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
•
OUTSIDE DIAMETER: 0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY
•
STYLE DESIGNATOR: CONCAVE
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY
STYLE DESIGNATORCONCAVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
560-010Interchangeable
interchangeable cross-reference
interchangeable
560-10Interchangeable
interchangeable cross-reference
interchangeable
456-0010Interchangeable
interchangeable cross-reference
interchangeable
951-7400Interchangeable
interchangeable cross-reference
interchangeable
K-1090-1-5600Interchangeable
interchangeable cross-reference
interchangeable
MG0-3-8Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MG0-3-N PIECE 8?
MG0-3-N PIECE 8 is a PLUG,EXPANSION.
What parts can replace MG0-3-N PIECE 8?
There are 7 known substitutes for MG0-3-N PIECE 8: 560-010, 560-10, 456-0010 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MG0-3-N PIECE 8?
MG0-3-N PIECE 8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-126-1158. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026