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0203521ED-1 — CABLE ASSEMBLY,FIBER OPTIC

✓ Government record, cited
— · TRANSCEIVER · SFP_1G
PRODUCT OVERVIEW

0203521ED-1: CABLE ASSEMBLY,FIBER OPTIC.

The CABLE ASSEMBLY,FIBER OPTIC is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include special_features: END ITEM:FIBER OPTIC SWITCH S9-2698/WLR-8 (V), end_item_identification: WEAPON SYSTEM: LOS ANGELES CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 6020-01-494-0267, 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
TRANSCEIVER→ SFP_1G→ 0203521ED-1
NSN: 6020-01-494-0267
FSC: 6020 — Fiber Optic Cable Assemblies and Harnesses
CAGE: 55910 — NIWC PACIFIC SAN DIEGO NAVY ERP DBA NAVAL INFORMATION WARFARE CENTER PACIFIC DIV NAVAL INFORMATION WARFARE CENTER PACIFIC (USA)
SPECIFICATIONS
special_featuresEND ITEM:FIBER OPTIC SWITCH S9-2698/WLR-8 (V)
end_item_identificationWEAPON SYSTEM: LOS ANGELES CLASS SSN
NSN6020-01-494-0267
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 0203521ED-1 MFR OEM CABLE ASSEMBLY,FIBER OPTIC
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
SPECIAL FEATURESEND ITEM:FIBER OPTIC SWITCH S9-2698/WLR-8 (V)
END ITEM IDENTIFICATIONWEAPON SYSTEM: LOS ANGELES CLASS SSN
OTHER ITEMS IN FSC 6020 — Fiber Optic Cable Assemblies and Harnesses
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6020-00-005-6511 6020-00-157-9817 6020-00-292-9179 6020-00-292-9181 6020-00-423-6665 6020-00-489-9196 6020-00-516-3098 6020-00-819-0912
SUBSTITUTES & CROSS-REFERENCES 1
0203521EDReference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 0203521ED-1?
0203521ED-1 is a CABLE ASSEMBLY,FIBER OPTIC. It is classified as a TRANSCEIVER (SFP_1G).
What parts can replace 0203521ED-1?
There is 1 known substitute for 0203521ED-1: 0203521ED. Substitute compatibility should be verified for your specific system.
What is the NSN for 0203521ED-1?
0203521ED-1 is cataloged in the U.S. Government catalog under NSN 6020-01-494-0267. 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.