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175986PC10 — LENS,OPTICAL INSTRUMENT

✓ Government record, cited
NAVAL SEA SYSTEMS COMMAND · COMPONENT
PRODUCT OVERVIEW

175986PC10: LENS,OPTICAL INSTRUMENT.

The LENS,OPTICAL INSTRUMENT is a NAVAL SEA SYSTEMS COMMAND optical transceiver module designed for high-speed data center interconnects. Key specifications include LENGTH: 4.6 MILLIMETERS NOMINAL MM, DIAMETER: 20.8 MILLIMETERS NOMINAL MM, MATERIAL: GLASS, ABBE CONSTANT: 57.400, AXIAL THICKNESS: 4.6 MILLIMETERS NOMINAL MM, REFRACTION INDEX: 1.5725 NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 6650-00-320-0803, 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
175986PC10
NSN: 6650-00-320-0803
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
LENGTH4.6 MILLIMETERS NOMINAL MM
DIAMETER20.8 MILLIMETERS NOMINAL MM
MATERIALGLASS
ABBE CONSTANT57.400
AXIAL THICKNESS4.6 MILLIMETERS NOMINAL MM
REFRACTION INDEX1.5725 NOMINAL
SINGLE LENS STYLEPLANO-CONVEX
END ITEM IDENTIFICATIONRANGEFINDER MK39
NSN6650-00-320-0803
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NAVAL SEA SYSTEMS COMMAND LENS,OPTICAL INSTRUMENT TITLE COMPONENT PN 175986PC10 MFR NAVAL SEA SYSTEMS COMMAND LENS,OPTICAL INSTRUMEN
KEY FEATURES
•
LENGTH: 4.6 MILLIMETERS NOMINAL MM
•
DIAMETER: 20.8 MILLIMETERS NOMINAL MM
•
ABBE CONSTANT: 57.400
•
AXIAL THICKNESS: 4.6 MILLIMETERS NOMINAL MM
•
MATERIAL: GLASS
•
REFRACTION INDEX: 1.5725 NOMINAL
•
SINGLE LENS STYLE: PLANO-CONVEX
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)
TECHNICAL CHARACTERISTICS
LENGTH4.6 MILLIMETERS NOMINAL MM
DIAMETER20.8 MILLIMETERS NOMINAL MM
ABBE CONSTANT57.400
AXIAL THICKNESS4.6 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONRANGEFINDER MK39
MATERIALGLASS
REFRACTION INDEX1.5725 NOMINAL
SINGLE LENS STYLEPLANO-CONVEX
OTHER ITEMS IN FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6650-00-000-0164 6650-00-001-2319 6650-00-001-2322 6650-00-001-2323 6650-00-001-2324 6650-00-001-2326 6650-00-001-2327 6650-00-001-2328
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 175986PC10?
175986PC10 is a LENS,OPTICAL INSTRUMENT manufactured by NAVAL SEA SYSTEMS COMMAND.
What is the NSN for 175986PC10?
175986PC10 is cataloged in the U.S. Government catalog under NSN 6650-00-320-0803. 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.