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C5A27889 — SEAT,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

C5A27889: SEAT,BEARING.

The SEAT,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, bore_diameter: 1.0640 INCHES MINIMUM AND 1.0680 INCHES MAXIMUM IN, overall_width: 0.1360 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN, outside_diameter: 1.4200 INCHES NOMINAL IN, style_designator: ALIGNING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-463-9200, 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
C5A27889
NSN: 3110-00-463-9200
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 52197 — TAYLOR MANUFACTURING CO INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
bore_diameter1.0640 INCHES MINIMUM AND 1.0680 INCHES MAXIMUM IN
overall_width0.1360 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN
outside_diameter1.4200 INCHES NOMINAL IN
style_designatorALIGNING
NSN3110-00-463-9200
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: C5A27889 · 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: ALIGNING
•
OUTSIDE DIAMETER: 1.4200 INCHES NOMINAL IN
•
BORE DIAMETER: 1.0640 INCHES MINIMUM AND 1.0680 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 4340 OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORALIGNING
OVERALL WIDTH0.1360 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.4200 INCHES NOMINAL IN
BORE DIAMETER1.0640 INCHES MINIMUM AND 1.0680 INCHES MAXIMUM IN
MATERIALSTEEL COMP 4340 OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C5A27889?
C5A27889 is a SEAT,BEARING.
What is the NSN for C5A27889?
C5A27889 is cataloged in the U.S. Government catalog under NSN 3110-00-463-9200. 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.