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Technical Data Sheet
C066 ✓ 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 HEATER,THERMAL RELEASE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 1.000 INCHES NOMINAL IN, overall_diameter: 3.000 INCHES NOMINAL IN, special_features: NICKEL SILVER OR BRASS, style_designator: INSIDE CAM TYPE W/ LUGS, surface_treatment: DICHROMATE AND ZINC BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-023-5645, 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
C066
NSN: 5340-01-023-5645
FSC: 5340
CAGE: 84423 — COLE NATIONAL CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height1.000 INCHES NOMINAL IN
overall_diameter3.000 INCHES NOMINAL IN
special_featuresNICKEL SILVER OR BRASS
style_designatorINSIDE CAM TYPE W/ LUGS
surface_treatmentDICHROMATE AND ZINC BODY
accommodation_typeLUGS END GRIPPING
system_for_which_designedNONPRESSURIZED
NSN5340-01-023-5645
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C066 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESNICKEL SILVER OR BRASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
C066Interchangeable
interchangeable cross-reference
interchangeable
3851735Interchangeable
interchangeable cross-reference
interchangeable
ES0-66Interchangeable
interchangeable cross-reference
interchangeable
A22Z2Interchangeable
Same NIIN cross-reference
interchangeable
U00ZInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C066?
C066 is a HEATER,THERMAL RELEASE.
What parts can replace C066?
There are 5 known substitutes for C066: C066, 3851735, ES0-66 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C066?
C066 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-023-5645. This indicates validated use in U.S. government and defense supply chains.
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