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5525873 — RING,RETAINING,OPTICAL ELEMENT

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

5525873: RING,RETAINING,OPTICAL ELEMENT.

The RING,RETAINING,OPTICAL ELEMENT is a NAVAL SEA SYSTEMS COMMAND optical transceiver module designed for high-speed data center interconnects. Key specifications include MATERIAL: COPPER ALLOY, OUTSIDE DIAMETER: 2.060 INCHES NOMINAL IN, SPECIAL FEATURES: 125 MICROINCH SURFACE FINISH, END ITEM IDENTIFICATION: GUN MOUNT,MK-75. This part is cataloged in the U.S.

Government catalog under NSN 6650-01-285-9707, 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
5525873
NSN: 6650-01-285-9707
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
MATERIALCOPPER ALLOY
OUTSIDE DIAMETER2.060 INCHES NOMINAL IN
SPECIAL FEATURES125 MICROINCH SURFACE FINISH
END ITEM IDENTIFICATIONGUN MOUNT,MK-75
NSN6650-01-285-9707
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NAVAL SEA SYSTEMS COMMAND RING,RETAINING,OPTICAL ELEMENT TITLE COMPONENT PN 5525873 MFR NAVAL SEA SYSTEMS COMMAND RING,RETAINING,OPTICAL
KEY FEATURES
•
OUTSIDE DIAMETER: 2.060 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
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
OUTSIDE DIAMETER2.060 INCHES NOMINAL IN
SPECIAL FEATURES125 MICROINCH SURFACE FINISH
END ITEM IDENTIFICATIONGUN MOUNT,MK-75
MATERIALCOPPER ALLOY
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: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 5525873?
5525873 is a RING,RETAINING,OPTICAL ELEMENT manufactured by NAVAL SEA SYSTEMS COMMAND.
What is the NSN for 5525873?
5525873 is cataloged in the U.S. Government catalog under NSN 6650-01-285-9707. 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.