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S30539 ✓ 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 material: RUBBER SYNTHETIC AND PLASTIC POLYAMIDE NYLON OVERALL, outside_diameter: 5.000 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 4.500 INCHES NOMINAL IN, cross-sectional_thickness: 0.013 INCHES NOMINAL IN, cross-sectional_shape_style: CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-579-2573, 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
S30539
NSN: 5330-00-579-2573
FSC: 5330
CAGE: 80212 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC AND PLASTIC POLYAMIDE NYLON OVERALL
outside_diameter5.000 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter4.500 INCHES NOMINAL IN
cross-sectional_thickness0.013 INCHES NOMINAL IN
cross-sectional_shape_styleCLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
NSN5330-00-579-2573
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S30539 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
•
APERTURE DIAMETER: 4.500 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.013 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
•
MATERIAL: RUBBER SYNTHETIC AND PLASTIC POLYAMIDE NYLON OVERALL
•
OUTSIDE DIAMETER: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER4.500 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.013 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLECLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
MATERIALRUBBER SYNTHETIC AND PLASTIC POLYAMIDE NYLON OVERALL
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
50021-R-116Interchangeable
interchangeable cross-reference
interchangeable
8900-0441-001Interchangeable
interchangeable cross-reference
interchangeable
E0L44507AInterchangeable
interchangeable cross-reference
interchangeable
866445Interchangeable
interchangeable cross-reference
interchangeable
6491AInterchangeable
interchangeable cross-reference
interchangeable
50021Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S30539?
S30539 is a GASKET.
What parts can replace S30539?
There are 11 known substitutes for S30539: 50021-R-116, 8900-0441-001, E0L44507A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S30539?
S30539 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-579-2573. 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