PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2L1-FF
2L1-FF ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.1404 INCHES NOMINAL IN, special_features: OBLIQUE SPLIT IN SIDE TO FACILITATE INSTALLATION AND TO ALLOW FOR EXPANSION WITHOUT CHANGE IN CIRCUMFERENCE, style_designator: SPLIT, EXTERNAL FLANGES BOTH ENDS, left_flange_width: 0.0310 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 3120-00-968-4258, 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
2L1-FF
NSN: 3120-00-968-4258
FSC: 3120
CAGE: 96881 — THOMSON INDUSTRIES INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.1404 INCHES NOMINAL IN
special_featuresOBLIQUE SPLIT IN SIDE TO FACILITATE INSTALLATION AND TO ALLOW FOR EXPANSION WITHOUT CHANGE IN CIRCUMFERENCE
style_designatorSPLIT, EXTERNAL FLANGES BOTH ENDS
left_flange_width0.0310 INCHES NOMINAL IN
right_flange_width0.0310 INCHES NOMINAL IN
body_inside_diameter0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
body_outside_diameter0.1708 INCHES MINIMUM AND 0.1728 INCHES MAXIMUM IN
left_flange_outside_diameter0.2656 INCHES MAXIMUM IN
right_flange_outside_diameter0.1875 INCHES NOMINAL IN
NSN3120-00-968-4258
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2L1-FF · 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
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 0.1708 INCHES MINIMUM AND 0.1728 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
•
LEFT FLANGE OUTSIDE DIAMETER: 0.2656 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT, EXTERNAL FLANGES BOTH ENDS
•
RIGHT FLANGE WIDTH: 0.0310 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER0.1708 INCHES MINIMUM AND 0.1728 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
SPECIAL FEATURESOBLIQUE SPLIT IN SIDE TO FACILITATE INSTALLATION AND TO ALLOW FOR EXPANSION WITHOUT CHANGE IN CIRCUMFERENCE
CORNER SHAPESQUARE ALL CORNERS
LEFT FLANGE OUTSIDE DIAMETER0.2656 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT, EXTERNAL FLANGES BOTH ENDS
RIGHT FLANGE WIDTH0.0310 INCHES NOMINAL IN
OVERALL LENGTH0.1404 INCHES NOMINAL IN
RIGHT FLANGE OUTSIDE DIAMETER0.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
17006Interchangeable
interchangeable cross-reference
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WT0331Interchangeable
interchangeable cross-reference
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03390753Interchangeable
interchangeable cross-reference
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D2897PC184Interchangeable
interchangeable cross-reference
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E2884PC184Interchangeable
interchangeable cross-reference
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SL11533Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2L1-FF?
2L1-FF is a MICROCIRCUIT,DIGITAL.
What parts can replace 2L1-FF?
There are 16 known substitutes for 2L1-FF: 17006, WT0331, 03390753 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2L1-FF?
2L1-FF is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-968-4258. 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