PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4541-3
4541-3 ✓ 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 LIGHT,MARKER,CLEARANCE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYCARBONATE LENS, lens_color: YELLOW, corner_shape: SQUARE ALL CORNERS, hole_diameter: 0.1250 INCHES NOMINAL FIRST IN, overall_depth: 1.000 INCHES NOMINAL IN, overall_length: 0.7500 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 3120-00-097-9396, 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
4541-3
NSN: 3120-00-097-9396
FSC: 3120
CAGE: 98889 — AEROCONTROLEX GROUP, INC. DIV TALLEY ACTUATORS (USA)
SPECIFICATIONS
materialPLASTIC POLYCARBONATE LENS
lens_colorYELLOW
corner_shapeSQUARE ALL CORNERS
hole_diameter0.1250 INCHES NOMINAL FIRST IN
overall_depth1.000 INCHES NOMINAL IN
overall_length0.7500 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter2.500 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
lens_transparencyTRANSLUCENT
surface_treatmentANODIZE OVERALL
body_inside_diameter0.8750 INCHES NOMINAL IN
NSN3120-00-097-9396
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4541-3 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
MATERIAL: ALUMINUM OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY OUTSIDE DIAMETER: 1.0000 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.1250 INCHES NOMINAL FIRST IN
•
BODY INSIDE DIAMETER: 0.8750 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE ALL CORNERS
MATERIALALUMINUM OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
HOLE DIAMETER0.1250 INCHES NOMINAL FIRST IN
OVERALL LENGTH0.7500 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.8750 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE OVERALL
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
4541-3Interchangeable
interchangeable cross-reference
interchangeable
6220PL1208851Interchangeable
interchangeable cross-reference
interchangeable
51-121Interchangeable
interchangeable cross-reference
interchangeable
1020941JInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4541-3?
4541-3 is a LIGHT,MARKER,CLEARANCE.
What parts can replace 4541-3?
There are 4 known substitutes for 4541-3: 4541-3, 6220PL1208851, 51-121 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4541-3?
4541-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-097-9396. 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