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N273B — Technical Data Sheet

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NEW YORK NAVAL SHIPYARD NAVAL BASE · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The PRISM,OPTICAL INSTRUMENT is a NEW YORK NAVAL SHIPYARD NAVAL BASE optical transceiver module designed for high-speed data center interconnects. Key specifications include MATERIAL: GLASS, STYLE DESIGNATOR: PENTA. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6650-00-146-5434, 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
N273B
NSN: 6650-00-146-5434
FSC: 6650
CAGE: 81600 — NEW YORK NAVAL SHIPYARD NAVAL BASE (USA)
SPECIFICATIONS
MATERIALGLASS
STYLE DESIGNATORPENTA
NSN6650-00-146-5434
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NEW YORK NAVAL SHIPYARD NAVAL BASE PRISM,OPTICAL INSTRUMENT TITLE COMPONENT PN N273B MFR NEW YORK NAVAL SHIPYARD NAVAL BASE PRISM,OPTICAL INSTRUME
KEY FEATURES
•
MATERIAL: GLASS
•
STYLE DESIGNATOR: PENTA
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 (FLIS)
MATERIALGLASS
STYLE DESIGNATORPENTA
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
11507852Interchangeable
interchangeable cross-reference
interchangeable
5M1696-001Interchangeable
interchangeable cross-reference
interchangeable
5240Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
2186Interchangeable
interchangeable cross-reference
interchangeable
O-C-265Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N273B?
N273B is a PRISM,OPTICAL INSTRUMENT manufactured by NEW YORK NAVAL SHIPYARD NAVAL BASE.
What parts can replace N273B?
There are 21 known substitutes for N273B: 11507852, 5M1696-001, 5240 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N273B?
N273B is cataloged in the Federal Logistics Information System (FLIS) under NSN 6650-00-146-5434. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026