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253057 — CABLE ASSEMBLY,FIBER OPTIC

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

253057: 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 part_name_assigned_by_controlling_agency: TEST PROGRAM SET. This part is cataloged in the U.S.

Government catalog under NSN 4920-00-545-2440, 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
MRO→ MRO_GENERAL→ 253057
NSN: 4920-00-545-2440
NIINs: 005452440, 013886623, 016910929
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyTEST PROGRAM SET
NSN4920-00-545-2440
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CABLE ASSEMBLY,FIBER OPTIC TITLE COMPONENT PN 253057 MFR CABLE ASSEMBLY,FIBER O
KEY FEATURES
•
FUNCTIONAL DESCRIPTION: USED IN SUPPORT ON P/N 256878
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
FUNCTIONAL DESCRIPTIONUSED IN SUPPORT ON P/N 256878
END ITEM IDENTIFICATIONAUXILARY PANEL P/N 546443
SUBSTITUTES & CROSS-REFERENCES 1
259285Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 253057?
253057 is a CABLE ASSEMBLY,FIBER OPTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 253057?
There is 1 known substitute for 253057: 259285. Substitute compatibility should be verified for your specific system.
What is the NSN for 253057?
253057 is cataloged in the U.S. Government catalog under NSN 4920-00-545-2440. 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.