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Technical Data Sheet
PartsTable / MRO / 376-78
376-78 ✓ 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 DIAPHRAGM CASE,VALVE is a Legrand industrial component. Key specifications include special_features: 16" FAN PULLER, 7BLADES, end_item_identification: AIR WHEELED T. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-183-2426, 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→ 376-78
NSN: 4820-01-183-2426
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
special_features16" FAN PULLER, 7BLADES
end_item_identificationAIR WHEELED T
NSN4820-01-183-2426
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 376-78 · 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 20
N616175358Interchangeable
interchangeable cross-reference
interchangeable
61617-53-58Interchangeable
interchangeable cross-reference
interchangeable
24500NInterchangeable
interchangeable cross-reference
interchangeable
42081Interchangeable
interchangeable cross-reference
interchangeable
24500N PIECE 12Interchangeable
interchangeable cross-reference
interchangeable
N42081Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 376-78?
376-78 is a DIAPHRAGM CASE,VALVE manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What parts can replace 376-78?
There are 20 known substitutes for 376-78: N616175358, 61617-53-58, 24500N and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 376-78?
376-78 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-183-2426. 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