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Technical Data Sheet
PartsTable / COMPONENT / 11590
11590 ✓ Verified by PartsTable
— · 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include shape: RECTANGULAR, material: PLASTIC OVERALL, tip_type: ANGULAR, cone_width: 0.5625 INCHES NOMINAL IN, lens_color: RED, bore_diameter: 0.6250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-031-5753, 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
11590
NSN: 1660-00-031-5753
FSC: 1660
CAGE: 01359 — TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialPLASTIC OVERALL
tip_typeANGULAR
cone_width0.5625 INCHES NOMINAL IN
lens_colorRED
bore_diameter0.6250 INCHES NOMINAL IN
end_item_nameMAIN ROTOR BLADE TRIM TAB
overall_width1.200 INCHES NOMINAL IN
overall_height0.830 INCHES NOMINAL IN
overall_length2.610 INCHES NOMINAL IN
end_item_source99866
mounting_methodFRICTION
NSN1660-00-031-5753
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONE AND ROLLERS,TAPERED ROLLER TITLE COMPONENT PN 11590 MFR CONE AND ROLLERS,TAPER
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
11590Interchangeable
interchangeable cross-reference
interchangeable
65C35476-1Interchangeable
interchangeable cross-reference
interchangeable
72291Interchangeable
interchangeable cross-reference
interchangeable
116556978Interchangeable
interchangeable cross-reference
interchangeable
53409Interchangeable
interchangeable cross-reference
interchangeable
45488Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11590?
11590 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 11590?
There are 13 known substitutes for 11590: 11590, 65C35476-1, 72291 and 10 more. Substitute compatibility should be verified for your specific system.
Is 11590 still available?
11590 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026