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Technical Data Sheet
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306186 — SWITCH,FIBER OPTIC

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

306186: SWITCH,FIBER OPTIC.

The SWITCH,FIBER OPTIC is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include end_item_identification: ACQUISITION DATA SYSTEM, part_name_assigned_by_controlling_agency: DUPLEX SWITCH. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-249-3326, 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
306186
NSN: 3110-01-249-3326
NIINs: 012493326, 015402269
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 27892 — EATON CORP INDUSTRIAL DRIVES OPNS DISTRIBUTOR PRODUCTS DIV (USA)
SPECIFICATIONS
end_item_identificationACQUISITION DATA SYSTEM
part_name_assigned_by_controlling_agencyDUPLEX SWITCH
NSN3110-01-249-3326
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 306186 · 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
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 306186?
306186 is a SWITCH,FIBER OPTIC.
What is the NSN for 306186?
306186 is cataloged in the U.S. Government catalog under NSN 3110-01-249-3326. 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.