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Technical Data Sheet
PartsTable / COMPONENT / 5205410
5205410 ✓ Verified by PartsTable
— · NUT WASHER
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 BATTERY CELL MONITO is a the manufacturer 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, nut_style: EXTERNAL TOOTH, nut_height: 0.134 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, overall_height: 0.156 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-655-6534, 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
5205410
NSN: 5310-00-655-6534
FSC: 5310
CAGE: 94833 — KECO INDUSTRIES, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleEXTERNAL TOOTH
nut_height0.134 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
overall_height0.156 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.375 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES IN
washer_outside_diameter0.406 INCHES MAXIMUM IN
thread_quantity_per_inch32
NSN5310-00-655-6534
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5205410 · OEM ⚠ 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
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD QUANTITY PER INCH: 32
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
THREAD SERIES: UNF
•
NUT STYLE: EXTERNAL TOOTH
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 DIRECTIONRIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH32
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD SERIESUNF
NUT STYLEEXTERNAL TOOTH
OVERALL HEIGHT0.156 INCHES NOMINAL IN
WASHER OUTSIDE DIAMETER0.406 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
2AX338Interchangeable
interchangeable cross-reference
interchangeable
26N751PC81Interchangeable
interchangeable cross-reference
interchangeable
26N601PC92Interchangeable
interchangeable cross-reference
interchangeable
14713Interchangeable
interchangeable cross-reference
interchangeable
14713-7Interchangeable
interchangeable cross-reference
interchangeable
A14713-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5205410?
5205410 is a BATTERY CELL MONITO.
What parts can replace 5205410?
There are 21 known substitutes for 5205410: 2AX338, 26N751PC81, 26N601PC92 and 18 more. Substitute compatibility should be verified for your specific system.
Is 5205410 still available?
5205410 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