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PartsTable / COMPONENT / BLUE GYLON 3565
BLUE GYLON 3565 ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-512-4594, 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
BLUE GYLON 3565
NSN: 5330-01-512-4594
FSC: 5330
CAGE: 19857 — THE ELECTRIC HEATER CO DBA HUBBELL ELECTRIC HEATER CO. (USA)
SPECIFICATIONS
Part NumberBLUE GYLON 3565
NSN5330-01-512-4594
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BLUE GYLON 3565 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 9
RJ-5117-2Interchangeable
interchangeable cross-reference
interchangeable
547FInterchangeable
interchangeable cross-reference
interchangeable
12200Interchangeable
interchangeable cross-reference
interchangeable
17742Interchangeable
interchangeable cross-reference
interchangeable
2154-4.517742Interchangeable
interchangeable cross-reference
interchangeable
2154-17742Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BLUE GYLON 3565?
BLUE GYLON 3565 is a GASKET.
What parts can replace BLUE GYLON 3565?
There are 9 known substitutes for BLUE GYLON 3565: RJ-5117-2, 547F, 12200 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BLUE GYLON 3565?
BLUE GYLON 3565 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-512-4594. 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