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PartsTable / COMPONENT / 4000405
4000405 ✓ 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 TERMINAL,STUD is a the manufacturer industrial component. Key specifications include material: IRON ALLOY OVERALL, corner_shape: SQUARE INSIDE RIGHT CORNER, flange_width: 0.4375 INCHES NOMINAL IN, hole_diameter: 0.2500 INCHES NOMINAL AND 0.1887 INCHES NOMINAL FIRST IN, overall_length: 1.8125 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES INTERMEDIATE LAYER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-160-9508, 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
4000405
NSN: 3120-00-160-9508
FSC: 3120
CAGE: 52151 — CONTINENTAL ELECTRONICS CORP (USA)
SPECIFICATIONS
materialIRON ALLOY OVERALL
corner_shapeSQUARE INSIDE RIGHT CORNER
flange_width0.4375 INCHES NOMINAL IN
hole_diameter0.2500 INCHES NOMINAL AND 0.1887 INCHES NOMINAL FIRST IN
overall_length1.8125 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES INTERMEDIATE LAYER
keyway_dimension0.3750 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
special_featuresOD OF BODY TAPERED
style_designatorSPLIT, EXTERNAL FLANGE ONE END
body_inside_diameter1.6875 INCHES NOMINAL IN
body_outside_diameter2.1875 INCHES NOMINAL IN
flange_outside_diameter3.1875 INCHES NOMINAL IN
NSN3120-00-160-9508
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4000405 · 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
•
KEYWAY DIMENSION: 0.3750 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
•
CORNER SHAPE: SQUARE OUTSIDE RIGHT CORNER
•
BODY INSIDE DIAMETER: 1.6875 INCHES NOMINAL IN
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 5 HOLE
•
SURFACE FINISH: 125.0 MICROINCHES INTERMEDIATE LAYER
•
MATERIAL: IRON ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
KEYWAY DIMENSION0.3750 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
BODY INSIDE DIAMETER1.6875 INCHES NOMINAL IN
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY5 HOLE
SURFACE FINISH125.0 MICROINCHES INTERMEDIATE LAYER
MATERIALIRON ALLOY OVERALL
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
4000405Interchangeable
interchangeable cross-reference
interchangeable
4033259Interchangeable
interchangeable cross-reference
interchangeable
100-CA-1834Interchangeable
interchangeable cross-reference
interchangeable
SD1 11-16Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4000405?
4000405 is a TERMINAL,STUD.
What parts can replace 4000405?
There are 4 known substitutes for 4000405: 4000405, 4033259, 100-CA-1834 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4000405?
4000405 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-160-9508. 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