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Technical Data Sheet
PartsTable / COMPONENT / 3108-A
3108-A ✓ Verified by PartsTable
— · 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

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include body_length: 0.438 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: HERMETICALLY SEALED, inductance_type: FIXED, mounting_method: TAB SINGLE GROUP, frequency_rating: 1.0 KILOHERTZ NOMINAL SINGLE 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 3120-01-120-3015, 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
3108-A
NSN: 3120-01-120-3015
FSC: 3120
CAGE: 96881 — THOMSON INDUSTRIES INC (USA)
SPECIFICATIONS
body_length0.438 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeHERMETICALLY SEALED
inductance_typeFIXED
mounting_methodTAB SINGLE GROUP
frequency_rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
winding_quantity1 SINGLE COMPONENT
inductance_rating150.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
mounting_tab_width0.079 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
body_outside_diameter0.665 INCHES MINIMUM AND 0.695 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
NSN3120-01-120-3015
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3108-A · OEM ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
25410-29Interchangeable
interchangeable cross-reference
interchangeable
2507599Interchangeable
interchangeable cross-reference
interchangeable
CLF-268Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3108-A?
3108-A is a BUSHING,SLEEVE.
What parts can replace 3108-A?
There are 3 known substitutes for 3108-A: 25410-29, 2507599, CLF-268. Substitute compatibility should be verified for your specific system.
What is the NSN for 3108-A?
3108-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-120-3015. 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