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Technical Data Sheet
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66306 ✓ Verified by PartsTable
Hama · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

- Stylish plastic frame<br>- With a mount<br>- Ground, high-quality glass<br>- Specially coated plastic border for long-lasting frame colours<br>- Precision mitre<br>- Hama EasyClip closure system for quick and easy framing<br>- Includes a stand This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-927-4121, 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
66306
NSN: 5330-00-927-4121
FSC: 5330
CAGE: 77842 — EATON CORPORATION DBA EATON INOAC DIV EATON (USA)
SPECIFICATIONS
materialALUMINUM ALLOY CASE
case_styleSHOULDERED
temp_rating-65.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
attachment_feature_width0.130 INCHES NOMINAL IN
attachment_feature_length0.060 INCHES NOMINAL IN
attachment_feature_quantity6
NSN5330-00-927-4121
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 66306 MFR: Hama ⚠ 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
•
ATTACHMENT FEATURE LENGTH: 0.060 INCHES NOMINAL IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
•
ATTACHMENT FEATURE QUANTITY: 6
•
CASE STYLE: SHOULDERED
•
MATERIAL: ALUMINUM ALLOY CASE
•
ATTACHMENT FEATURE WIDTH: 0.130 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ATTACHMENT FEATURE LENGTH0.060 INCHES NOMINAL IN
TEMP RATING-65.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
ATTACHMENT FEATURE QUANTITY6
CASE STYLESHOULDERED
MATERIALALUMINUM ALLOY CASE
ATTACHMENT FEATURE WIDTH0.130 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
925-2Interchangeable
interchangeable cross-reference
interchangeable
120320Interchangeable
interchangeable cross-reference
interchangeable
Y20320Interchangeable
interchangeable cross-reference
interchangeable
11768Interchangeable
interchangeable cross-reference
interchangeable
240A5556-1Interchangeable
interchangeable cross-reference
interchangeable
11768-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66306?
66306 is a SEAL,PLAIN ENCASED manufactured by Hama.
What parts can replace 66306?
There are 8 known substitutes for 66306: 925-2, 120320, Y20320 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 66306?
66306 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-927-4121. 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