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Technical Data Sheet
PartsTable / COMPONENT / T1603
T1603 ✓ 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

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include color: GREEN OVERALL, diameter: 1.0155 INCHES NOMINAL IN, material: OIL LUBRICATING LUBRICATION, duty_cycle: CONTINUOUS, corner_shape: SQUARE ALL CORNERS, nominal_width: 1.0 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-383-9015, 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
T1603
NSN: 2805-00-383-9015
FSC: 2805
CAGE: 78557 — TOLEDO PICKLING & STEEL SALES (USA)
SPECIFICATIONS
colorGREEN OVERALL
diameter1.0155 INCHES NOMINAL IN
materialOIL LUBRICATING LUBRICATION
duty_cycleCONTINUOUS
corner_shapeSQUARE ALL CORNERS
nominal_width1.0 INCHES IN
overall_width2.000 INCHES IN
nominal_length2160.0 INCHES IN
overall_length0.595 INCHES IN
outside_diameter1.6250 INCHES NOMINAL IN
style_designatorROUND
adhesive_locationONE SIDE
NSN2805-00-383-9015
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN T1603 MFR CAPACITOR,VARIABLE,AIR
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
V1601Interchangeable
interchangeable cross-reference
interchangeable
8449171Interchangeable
interchangeable cross-reference
interchangeable
FFS85TYPE2STYLE10PGRADE5Interchangeable
interchangeable cross-reference
interchangeable
802291Interchangeable
interchangeable cross-reference
interchangeable
179843Interchangeable
interchangeable cross-reference
interchangeable
3822Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T1603?
T1603 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace T1603?
There are 33 known substitutes for T1603: V1601, 8449171, FFS85TYPE2STYLE10PGRADE5 and 30 more. Substitute compatibility should be verified for your specific system.
Is T1603 still available?
T1603 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