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34631 — STATOR,CAPACITOR,VA

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

34631: STATOR,CAPACITOR,VA.

The STATOR,CAPACITOR,VA 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, case_style: SQUARE, point_type: SPLIT, seal_width: 0.438 INCHES NOMINAL IN, point_angle: 135.0 DEGREES NOMINAL, shank_style: HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-154-0903, 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→ 34631
NSN: 5330-00-154-0903
NIINs: 001540903, 003179699, 006965505, 016714977
FSC: 5330 — Packing and Gasket Materials
CAGE: 78640 — MITSUBISHI CATERPILLAR FORKLIFT AMERICA, INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
case_styleSQUARE
point_typeSPLIT
seal_width0.438 INCHES NOMINAL IN
point_angle135.0 DEGREES NOMINAL
shank_styleHEXAGON
temp_rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
flute_length2.000 INCHES NOMINAL IN
flute_quantity2
overall_length4.250 INCHES NOMINAL IN
shank_diameter0.25 INCHES NOMINAL IN
hardness_rating80.0 SHORE DUROMETER A NOMINAL OVERALL
NSN5330-00-154-0903
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 34631 MFR: OEM ⚠ 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
•
TEMP RATING: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.438 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
OUTSIDE DIAMETER: 2.004 INCHES NOMINAL IN
•
MAXIMUM PRESSURE RATING: 7.0 POUNDS PER SQUARE INCH (PSI) LBS
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL OVERALL
•
HOUSING BORE DIAMETER: 2.000 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
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
TEMP RATING-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
SEAL WIDTH0.438 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
OUTSIDE DIAMETER2.004 INCHES NOMINAL IN
MAXIMUM PRESSURE RATING7.0 POUNDS PER SQUARE INCH (PSI) LBS
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL OVERALL
HOUSING BORE DIAMETER2.000 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
COLORBLACK
SUBSTITUTES & CROSS-REFERENCES 8
13-463-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
221551Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
509A40Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4501458-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4501458Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
28779Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 34631?
34631 is a STATOR,CAPACITOR,VA. It is classified as a MRO (MRO_GENERAL).
What parts can replace 34631?
There are 8 known substitutes for 34631: 13-463-4, 221551, 509A40 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 34631?
34631 is cataloged in the U.S. Government catalog under NSN 5330-00-154-0903. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.