PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 8CRU
8CRU ✓ 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,FIXED,PAPER DIELECTRIC. Key specifications include length: 0.562 INCHES NOMINAL SQUARE END IN, material: STEEL OVERALL, thread_length: 1.812 INCHES NOMINAL IN, overall_length: 3.812 INCHES NOMINAL IN, shank_diameter: 0.480 INCHES MAXIMUM IN, special_features: ROUGHING TAP FOR SCREW THREAD INSERT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-370-4041, 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
8CRU
NSN: 5136-00-370-4041
FSC: 5136
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)
SPECIFICATIONS
length0.562 INCHES NOMINAL SQUARE END IN
materialSTEEL OVERALL
thread_length1.812 INCHES NOMINAL IN
flute_quantity4
overall_length3.812 INCHES NOMINAL IN
shank_diameter0.480 INCHES MAXIMUM IN
special_featuresROUGHING TAP FOR SCREW THREAD INSERT
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
width_across_flats0.360 INCHES NOMINAL IN
starting_chamfer_typePLUG
NSN5136-00-370-4041
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 8CRU MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
THREAD PITCH DIAMETERS: +0.5509 TO 0.5514 INCHES IN
•
WIDTH ACROSS FLATS: 0.360 INCHES NOMINAL IN
•
FLUTE QUANTITY: 4
•
MATERIAL: STEEL OVERALL
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.500-13 STI
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2 CLASS
•
STARTING CHAMFER TYPE: PLUG
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)
THREAD PITCH DIAMETERS+0.5509 TO 0.5514 INCHES IN
OVERALL LENGTH3.812 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.360 INCHES NOMINAL IN
FLUTE QUANTITY4
MATERIALSTEEL OVERALL
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.500-13 STI
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS
STARTING CHAMFER TYPEPLUG
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY THREAD PITCH DIAMETERS
SPECIFICATION/STANDARD DATA0U583-SAE AS59158 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
T-11868Interchangeable
interchangeable cross-reference
interchangeable
27Z528Interchangeable
interchangeable cross-reference
interchangeable
11868-NInterchangeable
interchangeable cross-reference
interchangeable
4CRUInterchangeable
interchangeable cross-reference
interchangeable
MIL-T-21309 TY1CL2Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-21309Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8CRU?
8CRU is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 8CRU?
There are 16 known substitutes for 8CRU: T-11868, 27Z528, 11868-N and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8CRU?
8CRU is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-370-4041. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026