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PartsTable / COMPONENT / 666-2 1/2
666-2 1/2 ✓ 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 666-2 1/2 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 5210-01-022-4971, 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
666-2 1/2
NSN: 5210-01-022-4971
FSC: 5210
CAGE: 57163 — L.S. STARRETT COMPANY (THE) DIV TOOL DIVISION (USA)
SPECIFICATIONS
Part Number666-2 1/2
NSN5210-01-022-4971
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 666-2 1/2 TITLE COMPONENT PN 666-2 1/2 MFR 666-2 1/2
KEY FEATURES
•
THICKNESS: 0.0250 INCHES NOMINAL IN
•
INTERVAL LINE/THICKNESS MARKINGS: INCLUDED
•
LENGTH: 25.000 FEET NOMINAL FT
•
CASE: PROVIDED
•
WIDTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS0.0250 INCHES NOMINAL IN
INTERVAL LINE/THICKNESS MARKINGSINCLUDED
LENGTH25.000 FEET NOMINAL FT
CASEPROVIDED
WIDTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
GGG-G-17 TY8CL4STBInterchangeable
interchangeable cross-reference
interchangeable
52796Interchangeable
interchangeable cross-reference
interchangeable
599-9642-10Interchangeable
interchangeable cross-reference
interchangeable
BT25877Interchangeable
interchangeable cross-reference
interchangeable
P328Interchangeable
interchangeable cross-reference
interchangeable
550183Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 666-2 1/2?
666-2 1/2 is a 666-2 1/2.
What parts can replace 666-2 1/2?
There are 24 known substitutes for 666-2 1/2: GGG-G-17 TY8CL4STB, 52796, 599-9642-10 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 666-2 1/2?
666-2 1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5210-01-022-4971. 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