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68666 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The LINK,ROLLER CHAIN is a the manufacturer industrial component. Key specifications include material: STEEL, case_style: SQUARE, link_style: PIN, seal_width: 0.375 INCHES NOMINAL IN, link_plate_width: 0.210 INCHES NOMINAL IN, housing_bore_diameter: 1.375 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 3020-00-135-4911, 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
68666
NSN: 3020-00-135-4911
FSC: 3020
CAGE: 47106 — ITEK CORP ITEK GRAPHIC PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL
case_styleSQUARE
link_stylePIN
seal_width0.375 INCHES NOMINAL IN
link_plate_width0.210 INCHES NOMINAL IN
housing_bore_diameter1.375 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.875 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3000 FEET PER MINUTE FT
NSN3020-00-135-4911
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINK,ROLLER CHAIN TITLE COMPONENT PN 68666 MFR LINK,ROLLER CHAIN
KEY FEATURES
•
LINK PLATE WIDTH: 0.210 INCHES NOMINAL IN
•
LINK STYLE: PIN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
LINK PLATE WIDTH0.210 INCHES NOMINAL IN
LINK STYLEPIN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
12528Interchangeable
interchangeable cross-reference
interchangeable
1280858Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 68666?
68666 is a LINK,ROLLER CHAIN.
What parts can replace 68666?
There are 2 known substitutes for 68666: 12528, 1280858. Substitute compatibility should be verified for your specific system.
What is the NSN for 68666?
68666 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-135-4911. 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