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Technical Data Sheet
PartsTable / MRO / 291-005
291-005 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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,CERAMIC DIELE. Key specifications include diameter: 0.718 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, body_style: ROTARY, body_width: 0.604 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN, bore_shape: STRAIGHT, drive_type: KNURLED PERIPHERY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-794-3710, 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→ 291-005
NSN: 5910-00-794-3710
FSC: 5910
CAGE: 80009 — TEKTRONIX, INC. (USA)
SPECIFICATIONS
diameter0.718 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
body_styleROTARY
body_width0.604 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
drive_typeKNURLED PERIPHERY
body_height0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
body_length0.862 INCHES MINIMUM AND 0.924 INCHES MAXIMUM IN
thread_size0.625-40
thread_class3A A
bore_diameter0.562 INCHES NOMINAL IN
beveled_threadNOT INCLUDED
NSN5910-00-794-3710
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 291-005 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
BODY LENGTH: 0.862 INCHES MINIMUM AND 0.924 INCHES MAXIMUM IN
•
TERMINAL THICKNESS: 0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
•
BODY STYLE: ROTARY
•
BODY WIDTH: 0.604 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
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
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH0.862 INCHES MINIMUM AND 0.924 INCHES MAXIMUM IN
TERMINAL THICKNESS0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
BODY STYLEROTARY
BODY WIDTH0.604 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
BODY HEIGHT0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
50-2138Interchangeable
interchangeable cross-reference
interchangeable
050-002138Interchangeable
interchangeable cross-reference
interchangeable
000-8004-165Interchangeable
interchangeable cross-reference
interchangeable
SM-C-806624Interchangeable
interchangeable cross-reference
interchangeable
10067429-101Interchangeable
interchangeable cross-reference
interchangeable
503-000C0P0-10RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 291-005?
291-005 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 291-005?
There are 15 known substitutes for 291-005: 50-2138, 050-002138, 000-8004-165 and 12 more. Substitute compatibility should be verified for your specific system.
Is 291-005 still available?
291-005 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