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33027178 — BALL,BEARING DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

33027178: BALL,BEARING DUPLEX.

The BALL,BEARING DUPLEX is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3110-01-100-5443, 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
33027178
NSN: 3110-01-100-5443
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
Part Number33027178
NSN3110-01-100-5443
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 33027178 · 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
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 2
45A19X7208BG05Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
G-7666 ITEM 53Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 33027178?
33027178 is a BALL,BEARING DUPLEX.
What parts can replace 33027178?
There are 2 known substitutes for 33027178: 45A19X7208BG05, G-7666 ITEM 53. Substitute compatibility should be verified for your specific system.
What is the NSN for 33027178?
33027178 is cataloged in the U.S. Government catalog under NSN 3110-01-100-5443. 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.