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Technical Data Sheet
PartsTable / COMPONENT / 24N451PC3
24N451PC3 ✓ 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 radius: 4.156 INCHES NOMINAL IN, material: STEEL, outside_diameter: 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN, style_designator: CONCAVE, material_thickness: 0.083 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-054-1418, 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
24N451PC3
NSN: 5340-00-054-1418
FSC: 5340
CAGE: 50024 — COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO (USA)
SPECIFICATIONS
radius4.156 INCHES NOMINAL IN
materialSTEEL
outside_diameter2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
style_designatorCONCAVE
material_thickness0.083 INCHES NOMINAL IN
NSN5340-00-054-1418
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 24N451PC3 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
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL THICKNESS: 0.083 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
•
RADIUS: 4.156 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCONCAVE
MATERIAL THICKNESS0.083 INCHES NOMINAL IN
OUTSIDE DIAMETER2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
RADIUS4.156 INCHES NOMINAL IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
480393-1Interchangeable
interchangeable cross-reference
interchangeable
A-A-52420-15Interchangeable
interchangeable cross-reference
interchangeable
140089Interchangeable
interchangeable cross-reference
interchangeable
WPP1677Interchangeable
interchangeable cross-reference
interchangeable
S703Interchangeable
interchangeable cross-reference
interchangeable
172531Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 24N451PC3?
24N451PC3 is a PLUG,EXPANSION.
What parts can replace 24N451PC3?
There are 30 known substitutes for 24N451PC3: 480393-1, A-A-52420-15, 140089 and 27 more. Substitute compatibility should be verified for your specific system.
Is 24N451PC3 still available?
24N451PC3 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