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PartsTable / COMPONENT / 911-508 REF 2 5IN
911-508 REF 2 5IN ✓ 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

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include material: NICKEL ALLOY, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, outside_diameter: 5.000 INCHES NOMINAL IN, special_features: FOR R SERIES VALVES, style_designator: BUTTERFLY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-118-1294, 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
911-508 REF 2 5IN
NSN: 4820-01-118-1294
FSC: 4820
CAGE: 91363 — NORRISEAL NORRIS VALUES DIV DBA DOVER CO (USA)
SPECIFICATIONS
materialNICKEL ALLOY
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
pressure_rating200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter5.000 INCHES NOMINAL IN
special_featuresFOR R SERIES VALVES
style_designatorBUTTERFLY
NSN4820-01-118-1294
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 911-508 REF 2 5IN · 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
KEY FEATURES
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL: NICKEL ALLOY
•
STYLE DESIGNATOR: BUTTERFLY
•
PRESSURE RATING: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
OUTSIDE DIAMETER: 5.000 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)
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
MATERIALNICKEL ALLOY
SPECIAL FEATURESFOR R SERIES VALVES
STYLE DESIGNATORBUTTERFLY
PRESSURE RATING200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
910001Interchangeable
interchangeable cross-reference
interchangeable
172529Interchangeable
interchangeable cross-reference
interchangeable
665AInterchangeable
interchangeable cross-reference
interchangeable
91Interchangeable
interchangeable cross-reference
interchangeable
0111-0002Interchangeable
interchangeable cross-reference
interchangeable
1380063Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 911-508 REF 2 5IN?
911-508 REF 2 5IN is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace 911-508 REF 2 5IN?
There are 18 known substitutes for 911-508 REF 2 5IN: 910001, 172529, 665A and 15 more. Substitute compatibility should be verified for your specific system.
Is 911-508 REF 2 5IN still available?
911-508 REF 2 5IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026