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Technical Data Sheet
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31049 — Technical Data Sheet

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Aquabeads · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC is a Aquabeads 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, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, leg_length: 0.656 INCHES NOMINAL IN, body_length: 1.141 INCHES NOMINAL IN, thread_class: 2B FIRST FLUID END CONNECTION, body_diameter: 0.760 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-576-3780, 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→ 31049
NSN: 5330-00-576-3780
FSC: 5330
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
leg_length0.656 INCHES NOMINAL IN
body_length1.141 INCHES NOMINAL IN
thread_class2B FIRST FLUID END CONNECTION
body_diameter0.760 INCHES NOMINAL IN
overall_length3.094 INCHES NOMINAL IN
screw_materialSTEEL
connection_typeTHREADED INTERNAL BOSS FIRST FLUID END CONNECTION
terminal_length1.300 INCHES MINIMUM IN
connection_styleBOSS GASKET SEAL FIRST FLUID END CONNECTION
outside_diameter5.750 INCHES NOMINAL IN
NSN5330-00-576-3780
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31049 MFR: Aquabeads ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: METAL WINDING W/ SOFT FILLERMETAL WINDING W/ SOFT FILLER
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL THICKNESS: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 10.438 INCHES NOMINAL10.438 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
APERTURE DIAMETER: 9.562 INCHES NOMINAL9.562 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)
CROSS-SECTIONAL SHAPE STYLEMETAL WINDING W/ SOFT FILLERMETAL WINDING W/ SOFT FILLER
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
OUTSIDE DIAMETER10.438 INCHES NOMINAL10.438 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
APERTURE DIAMETER9.562 INCHES NOMINAL9.562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
TCW701H015N1Interchangeable
interchangeable cross-reference
interchangeable
1000/40-82009Interchangeable
interchangeable cross-reference
interchangeable
15-06-003Interchangeable
interchangeable cross-reference
interchangeable
50733Interchangeable
interchangeable cross-reference
interchangeable
31049-1Interchangeable
interchangeable cross-reference
interchangeable
14056NPC20Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusEND OF LIFE
AvailabilitySecondary market only
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31049?
31049 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by Aquabeads. It is classified as a MRO (MRO_GENERAL).
What parts can replace 31049?
There are 16 known substitutes for 31049: TCW701H015N1, 1000/40-82009, 15-06-003 and 13 more. Substitute compatibility should be verified for your specific system.
Is 31049 still available?
31049 is currently EOL_RISK.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026