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Technical Data Sheet
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C3658 ITEM 14 1/2IN. — Technical Data Sheet

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— · 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,VARIABLE,GLASS DIELECT. Key specifications include material: COPPER ALLOY, valve_design_control_activity: 05163. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-240-8544, 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
C3658 ITEM 14 1/2IN.
NSN: 4820-01-240-8544
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
valve_design_control_activity05163
NSN4820-01-240-8544
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C3658 ITEM 14 1/2IN. · 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
•
VALVE DESIGN CONTROL ACTIVITY: 05163
•
MATERIAL: COPPER ALLOY
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
VALVE DESIGN CONTROL ACTIVITY05163
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
HS25MInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
100102InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
940709-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2-0043-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
VC 32GInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C 0555InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C3658 ITEM 14 1/2IN.?
C3658 ITEM 14 1/2IN. is a CAPACITOR,VARIABLE,GLASS DIELECT.
What parts can replace C3658 ITEM 14 1/2IN.?
There are 14 known substitutes for C3658 ITEM 14 1/2IN.: HS25M, 100102, 940709-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C3658 ITEM 14 1/2IN.?
C3658 ITEM 14 1/2IN. is cataloged in the Federal Logistics Information System under NSN 4820-01-240-8544. 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: October 2026