PartsTable
Technical Data Sheet
904381 ✓ 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 CAPACITOR,ELECTRICAL 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: ALUMINUM ALLOY TUBING, design_form: PREBENT, thread_class: 3B SINGLE END, thread_direction: RIGHT-HAND SINGLE END, seat_angle_in_deg: 37.0 SINGLE END, mating_end_quantity: 2 SINGLE END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3412, 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
904381
NSN: 5315-00-010-3412
FSC: 5315
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY TUBING
design_formPREBENT
thread_class3B SINGLE END
thread_directionRIGHT-HAND SINGLE END
seat_angle_in_deg37.0 SINGLE END
mating_end_quantity2 SINGLE END
nominal_thread_size0.500 INCHES SINGLE END IN
end_connection_styleSWIVEL NUT, FLARED SINGLE END
tube_outside_diameter0.312 INCHES NOMINAL IN
end_connection_spec/stdMS20819-5D,AN818-5D
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END
NSN5315-00-010-3412
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 904381 · 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: STANDARD
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 4 CLASS
DIAMETER: 0.188 INCHES NOMINAL IN
UNDERLOOP LENGTH: 2.250 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
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 DESIGNATORSTANDARD
NONDEFINITIVE SPEC/STD DATAB TYPE AND 4 CLASS
DIAMETER0.188 INCHES NOMINAL IN
UNDERLOOP LENGTH2.250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
0590-0039Interchangeable
interchangeable cross-reference
interchangeable
C6800-632-1Interchangeable
interchangeable cross-reference
interchangeable
59-70Interchangeable
interchangeable cross-reference
interchangeable
40-297Interchangeable
interchangeable cross-reference
interchangeable
BP1298Interchangeable
interchangeable cross-reference
interchangeable
10904B1032-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 904381?
904381 is a CAPACITOR,ELECTRICAL.
What parts can replace 904381?
There are 33 known substitutes for 904381: 0590-0039, C6800-632-1, 59-70 and 30 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 904381?
904381 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3412. This indicates validated use in U.S. government and defense supply chains.
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