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Technical Data Sheet
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HD547T ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The COVER,DUST,DISTRIBUTOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.7500 INCHES NOMINAL IN, overall_width: 1.0000 INCHES NOMINAL IN, surface_finish: GROUND, special_features: ONE OIL HOLE,OD NOT CHAMFERED, overall_outside_diameter: 1.9375 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 3110-00-227-3993, 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
HD547T
NSN: 3110-00-227-3993
FSC: 3110
CAGE: 97384 — TEXTRON SYSTEMS CORPORATION DBA TEXTRON SYSTEMS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.7500 INCHES NOMINAL IN
overall_width1.0000 INCHES NOMINAL IN
surface_finishGROUND
special_featuresONE OIL HOLE,OD NOT CHAMFERED
overall_outside_diameter1.9375 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
NSN3110-00-227-3993
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: HD547T · 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
•
SURFACE FINISH: GROUND
•
BORE DIAMETER: 1.7500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 1.9375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
OVERALL WIDTH1.0000 INCHES NOMINAL IN
BORE DIAMETER1.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
SPECIAL FEATURESONE OIL HOLE,OD NOT CHAMFERED
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER1.9375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4-673645-1Interchangeable
interchangeable cross-reference
interchangeable
31276Interchangeable
interchangeable cross-reference
interchangeable
4035-1187Interchangeable
interchangeable cross-reference
interchangeable
20676Interchangeable
interchangeable cross-reference
interchangeable
50-10167Interchangeable
interchangeable cross-reference
interchangeable
1DN-17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HD547T?
HD547T is a COVER,DUST,DISTRIBUTOR.
What parts can replace HD547T?
There are 13 known substitutes for HD547T: 4-673645-1, 31276, 4035-1187 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HD547T?
HD547T is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-3993. 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