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8437-12 — RING,BEARING,INNER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

8437-12: RING,BEARING,INNER.

The RING,BEARING,INNER is a the manufacturer industrial component. Key specifications include special_features: REF T.O. 16G3-2-87-3, end_item_identification: MAIN LANDING GEAR BALL SCREW ASSEMBLY, part_name_assigned_by_controlling_agency: INNER RING.

This part is cataloged in the U.S. Government catalog under NSN 3110-01-646-9958, 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
8437-12
NSN: 3110-01-646-9958
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 00268 — CEF INDUSTRIES, LLC DBA CEF INDUSTRIES INC (USA)
SPECIFICATIONS
special_featuresREF T.O. 16G3-2-87-3
end_item_identificationMAIN LANDING GEAR BALL SCREW ASSEMBLY
part_name_assigned_by_controlling_agencyINNER RING
NSN3110-01-646-9958
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8437-12 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESREF T.O. 16G3-2-87-3
PART NAME ASSIGNED BY CONTROLLING AGENCYINNER RING
END ITEM IDENTIFICATIONMAIN LANDING GEAR BALL SCREW ASSEMBLY
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8437-12?
8437-12 is a RING,BEARING,INNER.
What is the NSN for 8437-12?
8437-12 is cataloged in the U.S. Government catalog under NSN 3110-01-646-9958. 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.