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A217504 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A217504: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include bore_diameter: 1.7716 INCHES NOMINAL IN, special_features: STD TOLERANCE DESIGNATION SI NO. 2, cone_corner_radius: 0.0620 INCHES NOMINAL IN, cup_outside_diameter: 3.3464 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-100-3874, 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
A217504
NSN: 3110-00-100-3874
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 00000
SPECIFICATIONS
bore_diameter1.7716 INCHES NOMINAL IN
special_featuresSTD TOLERANCE DESIGNATION SI NO. 2
cone_corner_radius0.0620 INCHES NOMINAL IN
cup_outside_diameter3.3464 INCHES NOMINAL IN
NSN3110-00-100-3874
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A217504 · 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
•
CUP OUTSIDE DIAMETER: 3.3464 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
BORE DIAMETER: 1.7716 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CUP OUTSIDE DIAMETER3.3464 INCHES NOMINAL IN
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
SPECIAL FEATURESSTD TOLERANCE DESIGNATION SI NO. 2
BORE DIAMETER1.7716 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
2-374Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
52841VReference document
Same NSN cross-reference
Reference document — Secondary reference
25374Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A217504?
A217504 is a BEARING,ROLLER,TAPERED.
What parts can replace A217504?
There are 3 known substitutes for A217504: 2-374, 52841V, 25374. Substitute compatibility should be verified for your specific system.
What is the NSN for A217504?
A217504 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3874. 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.