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43000FR ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include hardness_rating: 50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 5.500 INCHES NOMINAL IN, aperture_diameter: 5.000 INCHES NOMINAL IN, cross-sectional_thickness: 0.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-159-8447, 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
43000FR
NSN: 5330-01-159-8447
FSC: 5330
CAGE: 8T676 — DEPAUL INDUSTRIES (USA)
SPECIFICATIONS
hardness_rating50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter5.500 INCHES NOMINAL IN
aperture_diameter5.000 INCHES NOMINAL IN
cross-sectional_thickness0.125 INCHES NOMINAL IN
NSN5330-01-159-8447
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 43000FR 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
•
CROSS-SECTIONAL THICKNESS: 0.125 INCHES NOMINAL IN
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
•
OUTSIDE DIAMETER: 5.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
HARDNESS RATING50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
OUTSIDE DIAMETER5.500 INCHES NOMINAL IN
APERTURE DIAMETER5.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
26859Interchangeable
interchangeable cross-reference
interchangeable
26674Interchangeable
interchangeable cross-reference
interchangeable
77505X1MILG3278AInterchangeable
interchangeable cross-reference
interchangeable
111-02502-2004Interchangeable
interchangeable cross-reference
interchangeable
205SFFQ5A7MILG3278AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43000FR?
43000FR is a GASKET.
What parts can replace 43000FR?
There are 5 known substitutes for 43000FR: 26859, 26674, 77505X1MILG3278A and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 43000FR?
43000FR is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-159-8447. 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