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Technical Data Sheet
PartsTable / MRO / 1005-306
1005-306 ✓ Verified by PartsTable
3M · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC is a 3M cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL OVERALL, anode_type: SOLID, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.474 INCHES NOMINAL IN, body_diameter: 0.185 INCHES NOMINAL IN, hole_diameter: 2.190 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-085-7599, 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→ 1005-306
NSN: 5310-00-085-7599
FSC: 5310
CAGE: 13002 — GOODRICH CORPORATION DIV ADVANCED STRUCTURES LANDING SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
anode_typeSOLID
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.474 INCHES NOMINAL IN
body_diameter0.185 INCHES NOMINAL IN
hole_diameter2.190 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN
terminal_length1.500 INCHES NOMINAL IN
outside_diameter3.130 INCHES NOMINAL IN
special_featuresEXTERNAL KEY CONTAINS A 0.062 INCH DIA HOLE,AND WASHER HAS AN INTERNAL STRAIGHT KEY IN
style_designatorKEY
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.020 INCHES NOMINAL IN
NSN5310-00-085-7599
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1005-306 · 3M ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: KEY
•
HOLE DIAMETER: 2.190 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.230 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.130 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO END OF KEY: 1.750 INCHES NOMINAL 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)
STYLE DESIGNATORKEY
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
HOLE DIAMETER2.190 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN
MATERIAL THICKNESS0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
SPECIAL FEATURESEXTERNAL KEY CONTAINS A 0.062 INCH DIA HOLE,AND WASHER HAS AN INTERNAL STRAIGHT KEY IN
EXTERNAL STRAIGHT KEY WIDTH0.230 INCHES NOMINAL IN
OUTSIDE DIAMETER3.130 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO END OF KEY1.750 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6709 COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
CSR13F685KLInterchangeable
interchangeable cross-reference
interchangeable
M39003-01-3025Interchangeable
interchangeable cross-reference
interchangeable
ST513B685K035NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1005-306?
1005-306 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by 3M. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1005-306?
There are 3 known substitutes for 1005-306: CSR13F685KL, M39003-01-3025, ST513B685K035N. Substitute compatibility should be verified for your specific system.
What is the NSN for 1005-306?
1005-306 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-085-7599. 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