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Technical Data Sheet
PartsTable / MRO / 11966
11966 ✓ Verified by PartsTable
Legrand · MRO · MRO_GENERAL
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 TRANSFORMER,AUDIO FREQUENCY is a Legrand industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_width: 0.382 INCHES MAXIMUM IN, shaft_type: ROUND, FLATTED SINGLE ACTUATOR, body_height: 0.335 INCHES MAXIMUM IN, body_length: 0.426 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-060-8159, 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
MRO→ MRO_GENERAL→ 11966
NSN: 4820-00-060-8159
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_width0.382 INCHES MAXIMUM IN
shaft_typeROUND, FLATTED SINGLE ACTUATOR
body_height0.335 INCHES MAXIMUM IN
body_length0.426 INCHES MAXIMUM IN
flat_height0.219 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
coil_quantity5-1/5
overall_width1.250 INCHES NOMINAL IN
terminal_typeCLIP
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NSN4820-00-060-8159
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 11966 · 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONVALVE RED 4.00IPS 600PSI
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
611966Interchangeable
interchangeable cross-reference
interchangeable
11966Interchangeable
interchangeable cross-reference
interchangeable
1045Z941Interchangeable
interchangeable cross-reference
interchangeable
2297594Interchangeable
interchangeable cross-reference
interchangeable
D7728-3-4Interchangeable
interchangeable cross-reference
interchangeable
4049533Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11966?
11966 is a TRANSFORMER,AUDIO FREQUENCY manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What parts can replace 11966?
There are 12 known substitutes for 11966: 611966, 11966, 1045Z941 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11966?
11966 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-060-8159. 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