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D-3-1-1 — DIN-RAIL CONTROLLER

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

D-3-1-1: DIN-RAIL CONTROLLER.

The DIN-RAIL CONTROLLER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 55.0 MILLIMETERS NOMINAL MM, overall_width: 1.9375 INCHES NOMINAL IN, special_features: SUPPLIES POWER TO THE SAFETY MAT, style_designator: SOLID INNER AND OUTER RACES, overall_outside_diameter: 55.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-117-1533, 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
MRO→ MRO_GENERAL→ D-3-1-1
NSN: 3110-00-117-1533
NIINs: 001171533, 003525820, 015740610
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 51600 — REGAL BELOIT AMERICA, INC. DBA ROLLWAY BEARING (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter55.0 MILLIMETERS NOMINAL MM
overall_width1.9375 INCHES NOMINAL IN
special_featuresSUPPLIES POWER TO THE SAFETY MAT
style_designatorSOLID INNER AND OUTER RACES
overall_outside_diameter55.0 MILLIMETERS NOMINAL MM
standard_tolerance_designationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
NSN3110-00-117-1533
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D-3-1-1 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SOLID INNER AND OUTER RACES
•
OVERALL OUTSIDE DIAMETER: 55.0 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
•
BORE DIAMETER: 55.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSOLID INNER AND OUTER RACES
OVERALL WIDTH1.9375 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER55.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURESOIL HOLE IN OUTER RING
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
BORE DIAMETER55.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-3-1-1?
D-3-1-1 is a DIN-RAIL CONTROLLER. It is classified as a MRO (MRO_GENERAL).
What is the NSN for D-3-1-1?
D-3-1-1 is cataloged in the U.S. Government catalog under NSN 3110-00-117-1533. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.