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55FB2521-20-0 — CABLE,SPECIAL PURPOSE,ELECTRICAL

✓ Government record, cited
— · WIRE CABLE
PRODUCT OVERVIEW

55FB2521-20-0: CABLE,SPECIAL PURPOSE,ELECTRICAL.

CABLE,SPECIAL PURPOSE,ELECTRICAL. Key specifications include material: COPPER OR TIN FIRST POSITION WRAP OVERALL, conductor_form: STRANDED ALL CONDUCTORS, cross-sectional_shape_style: ROUND, part_name_assigned_by_controlling_agency: CABLE,SPECIAL PURPOSE,ELECTRICAL. This part is cataloged in the U.S.

Government catalog under NSN 6145-01-685-3673, 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
55FB2521-20-0
NSN: 6145-01-685-3673
FSC: 6145 — Wire and Cable, Electrical
CAGE: 00779 — TE CONNECTIVITY CORPORATION (USA)
SPECIFICATIONS
materialCOPPER OR TIN FIRST POSITION WRAP OVERALL
conductor_formSTRANDED ALL CONDUCTORS
conductor_quantity2
cross-sectional_shape_styleROUND
part_name_assigned_by_controlling_agencyCABLE,SPECIAL PURPOSE,ELECTRICAL
NSN6145-01-685-3673
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 55FB2521-20-0 · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONDUCTOR QUANTITY: 2
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
•
MATERIAL: COPPER OR TIN FIRST POSITION WRAP OVERALL
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
CONDUCTOR QUANTITY2
CROSS-SECTIONAL SHAPE STYLEROUND
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
PART NAME ASSIGNED BY CONTROLLING AGENCYCABLE,SPECIAL PURPOSE,ELECTRICAL
MATERIALCOPPER OR TIN FIRST POSITION WRAP OVERALL
OTHER ITEMS IN FSC 6145 — Wire and Cable, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6145-00-000-0090 6145-00-000-0095 6145-00-001-1281 6145-00-001-3002 6145-00-001-4504 6145-00-001-5158 6145-00-001-5159 6145-00-001-5160
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 55FB2521-20-0?
55FB2521-20-0 is a CABLE,SPECIAL PURPOSE,ELECTRICAL.
What is the NSN for 55FB2521-20-0?
55FB2521-20-0 is cataloged in the U.S. Government catalog under NSN 6145-01-685-3673. 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.