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C4950 ✓ Verified by PartsTable
Legrand · 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 SEMICONDUCTOR DEVICE,DIODE is a Legrand industrial component. Key specifications include material: GLASS ENCLOSURE, overall_length: 0.265 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.000 INCHES MINIMUM IN, overall_diameter: 0.096 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-959-9866, 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
C4950
NSN: 4820-00-959-9866
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.265 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM IN
overall_diameter0.096 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic400.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic2.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT AND 60.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
voltage_rating_in_volts_per_characteristic6.4 NOMINAL NOMINAL REGULATOR VOLTAGE
NSN4820-00-959-9866
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C4950 · Legrand ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
41151Interchangeable
interchangeable cross-reference
interchangeable
41151-00Interchangeable
interchangeable cross-reference
interchangeable
41150Interchangeable
interchangeable cross-reference
interchangeable
GGG-F-331Interchangeable
interchangeable cross-reference
interchangeable
GGG-F-331 TY14Interchangeable
interchangeable cross-reference
interchangeable
C12225Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C4950?
C4950 is a SEMICONDUCTOR DEVICE,DIODE manufactured by Legrand.
What parts can replace C4950?
There are 18 known substitutes for C4950: 41151, 41151-00, 41150 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C4950?
C4950 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-959-9866. 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