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Technical Data Sheet
PartsTable / MRO / 82-1203
82-1203 ✓ Verified by PartsTable
— · 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

CAPACITOR,VARIABLE,PLASTIC DIELE. Key specifications include material: STEEL COMP 302 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bushing_shape: ROUND, bushing_length: 0.500 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED, inside_diameter: 0.760 INCHES NOMINAL 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 5315-00-098-6329, 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→ 82-1203
NSN: 5315-00-098-6329
FSC: 5315
CAGE: 77907 — MARSHALL EXCELSIOR CO (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bushing_shapeROUND
bushing_length0.500 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
inside_diameter0.760 INCHES NOMINAL IN
bushing_diameter0.438 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentPASSIVATE OVERALL
spring_free_length1.750 INCHES NOMINAL IN
spring_solid_length0.810 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
NSN5315-00-098-6329
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 82-1203 · 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
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED
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)
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED
END ITEM IDENTIFICATIONRONAN AND KUNZL LOX 50-4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1512-2AInterchangeable
interchangeable cross-reference
interchangeable
353-1747Interchangeable
interchangeable cross-reference
interchangeable
821203Interchangeable
interchangeable cross-reference
interchangeable
812-004Interchangeable
interchangeable cross-reference
interchangeable
9163417Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 82-1203?
82-1203 is a CAPACITOR,VARIABLE,PLASTIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 82-1203?
There are 5 known substitutes for 82-1203: 1512-2A, 353-1747, 821203 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 82-1203?
82-1203 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-098-6329. 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