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Technical Data Sheet
PartsTable / COMPONENT / 12664
12664 ✓ Verified by PartsTable
Barco · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

If there’s one business that can’t afford to be without expert protection, it’s the healthcare business. Your medical display systems need to be up and running at all times. Their quality needs to be assured and compliance with medical standards guaranteed.

That's why we offer a range of maintenance and support services.<br><br><b>How do you benefit from Barco Care Maintenance and support services?</b><br>- Maximize the uptime of your diagnostic displays<br>- Audit the quality and compliance of your diagnostic displays<br>- Keep current with the latest features and software<br>- Optimize the life of your display investment<br><br><b>ExtendedCare: extend the lifetime of your display</b><br>- Extend the warranty of your products<br>- Avoid downtime or unplanned expenses<br>- Rely on continued technical support This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-366-5167, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
12664
NSN: 3120-00-366-5167
FSC: 3120
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
body_width0.245 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
slot_width0.0937 INCHES NOMINAL FIRST IN
body_height0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
body_length0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
slot_length0.4810 INCHES NOMINAL FIRST IN
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.1550 INCHES MINIMUM AND 0.1650 INCHES MAXIMUM IN
inside_width4.375 INCHES NOMINAL IN
hole_diameter0.0700 INCHES NOMINAL FIRST IN
inside_length5.750 INCHES NOMINAL IN
overall_length0.6850 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM IN
NSN3120-00-366-5167
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12664 · Barco ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE INSIDE LEFT CORNER
•
SURFACE FINISH: 64.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
•
MATERIAL: STEEL COMP 440C OVERALL
•
SLOT WIDTH: 0.0937 INCHES NOMINAL FIRST IN
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 4 HOLE AND 2 SLOT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY OUTSIDE DIAMETER: 0.3400 INCHES MINIMUM AND 0.3500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE INSIDE LEFT CORNER
SURFACE FINISH64.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
MATERIALSTEEL COMP 440C OVERALL
SLOT WIDTH0.0937 INCHES NOMINAL FIRST IN
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE AND 2 SLOT
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY OUTSIDE DIAMETER0.3400 INCHES MINIMUM AND 0.3500 INCHES MAXIMUM IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
HOLE DIAMETER0.0700 INCHES NOMINAL FIRST IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
308D676P1Interchangeable
interchangeable cross-reference
interchangeable
12664Interchangeable
interchangeable cross-reference
interchangeable
A-A-55592Interchangeable
interchangeable cross-reference
interchangeable
MS35825-10CInterchangeable
interchangeable cross-reference
interchangeable
1796730Interchangeable
interchangeable cross-reference
interchangeable
2530013390552Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12664?
12664 is a MICROCIRCUIT,DIGITAL manufactured by Barco.
What parts can replace 12664?
There are 8 known substitutes for 12664: 308D676P1, 12664, A-A-55592 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12664?
12664 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-366-5167. 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