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225944 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC 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 special_features: CARTRIDGE TYPE, flow_control_device: NEEDLE, valve_operation_method: AUTOMATIC, end_item_identification: MAROTTA SCIENTIFIC CONTROLS,MANIFOLD,MODEL RM125, opening_pressure_setting: 700.0 POUNDS PER SQUARE INCH LBS, general_characteristics_item_description: MANUAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-275-1635, 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
225944
NSN: 4820-01-275-1635
FSC: 4820
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
special_featuresCARTRIDGE TYPE
flow_control_deviceNEEDLE
valve_operation_methodAUTOMATIC
end_item_identificationMAROTTA SCIENTIFIC CONTROLS,MANIFOLD,MODEL RM125
opening_pressure_setting700.0 POUNDS PER SQUARE INCH LBS
general_characteristics_item_descriptionMANUAL
NSN4820-01-275-1635
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 225944 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
WBR500-50Interchangeable
interchangeable cross-reference
interchangeable
138-0501Interchangeable
interchangeable cross-reference
interchangeable
BBR500-25Interchangeable
interchangeable cross-reference
interchangeable
231983-2Interchangeable
interchangeable cross-reference
interchangeable
225944Interchangeable
interchangeable cross-reference
interchangeable
225944 ITEM 10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 225944?
225944 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 225944?
There are 21 known substitutes for 225944: WBR500-50, 138-0501, BBR500-25 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 225944?
225944 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-275-1635. 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