PartsTable
Technical Data Sheet
D8497-63-1 ✓ 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,PLASTIC DIELECTR. Key specifications include material: ALUMINUM ALLOY OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3B SECOND END, connection_type: THREADED INTERNAL BOSS SECOND END, connection_style: GASKET SEAL(BOSS) SECOND END, style_designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-776-6886, 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
D8497-63-1
NSN: 4820-00-776-6886
FSC: 4820
CAGE: 81336 — CHIEF OF ENGINEERS DEPT OF ARMY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class3B SECOND END
connection_typeTHREADED INTERNAL BOSS SECOND END
connection_styleGASKET SEAL(BOSS) SECOND END
style_designatorSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
thread_directionRIGHT-HAND SECOND END
features_providedPRESSURE TIGHT OUTLET SIDE
surface_treatmentANODIZE LOCATION NOT OTHERWISE SPECIFIED
operating_pressure2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
NSN4820-00-776-6886
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: D8497-63-1 · 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
CONNECTION STYLE: GASKET SEAL(BOSS) SECOND END
THREAD CLASS: 3B SECOND END
THREAD SERIES DESIGNATOR: UNF SECOND END
THREAD DIRECTION: RIGHT-HAND SECOND END
FLOW CONTROL DEVICE: POPPET
OPENING PRESSURE SETTING: 350.0 POUNDS PER SQUARE INCH LBS
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)
CONNECTION STYLEGASKET SEAL(BOSS) SECOND END
THREAD CLASS3B SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST END
THREAD SERIES DESIGNATORUNF SECOND END
THREAD DIRECTIONRIGHT-HAND SECOND END
FLOW CONTROL DEVICEPOPPET
OPENING PRESSURE SETTING350.0 POUNDS PER SQUARE INCH LBS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
MATERIALALUMINUM ALLOY OVERALL
SURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
27391Interchangeable
interchangeable cross-reference
interchangeable
11TRC25BFInterchangeable
interchangeable cross-reference
interchangeable
RJB010-24Interchangeable
interchangeable cross-reference
interchangeable
59A5A126-1Interchangeable
interchangeable cross-reference
interchangeable
50-903-1Interchangeable
interchangeable cross-reference
interchangeable
VJM6402Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D8497-63-1?
D8497-63-1 is a CAPACITOR,FIXED,PLASTIC DIELECTR.
What parts can replace D8497-63-1?
There are 11 known substitutes for D8497-63-1: 27391, 11TRC25BF, RJB010-24 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D8497-63-1?
D8497-63-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-776-6886. This indicates validated use in U.S. government and defense supply chains.
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