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Technical Data Sheet
PartsTable / COMPONENT / 6-590-3
6-590-3 ✓ 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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: STEEL BLADE, tip_type: PHILLIPS CROSS, shank_shape: ROUND, blade_length: 6.000 INCHES NOMINAL IN, overall_length: 10.500 INCHES NOMINAL IN, nondefinitive_spec/std_data: 1 TYPE AND 2 CLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-039-5416, 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
6-590-3
NSN: 5315-00-039-5416
FSC: 5315
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL BLADE
tip_typePHILLIPS CROSS
shank_shapeROUND
blade_length6.000 INCHES NOMINAL IN
overall_length10.500 INCHES NOMINAL IN
tip_size_designation3
nondefinitive_spec/std_data1 TYPE AND 2 CLASS
specification/standard_data05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5315-00-039-5416
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6-590-3 · 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
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: STEEL COMP 3140 OVERALL
•
STARTING EDGE SHAPE: STRAIGHT
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)
OVERALL HEIGHT0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
MATERIALSTEEL COMP 3140 OVERALL
OVERALL WIDTH0.300 INCHES NOMINAL IN
STARTING EDGE SHAPESTRAIGHT
OVERALL LENGTH4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
65903Interchangeable
interchangeable cross-reference
interchangeable
D65903Interchangeable
interchangeable cross-reference
interchangeable
10150211Interchangeable
interchangeable cross-reference
interchangeable
37455-3Interchangeable
interchangeable cross-reference
interchangeable
2503Interchangeable
interchangeable cross-reference
interchangeable
6R491Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6-590-3?
6-590-3 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 6-590-3?
There are 7 known substitutes for 6-590-3: 65903, D65903, 10150211 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6-590-3?
6-590-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-039-5416. 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