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Technical Data Sheet
PartsTable / COMPONENT / 11680ML
11680ML ✓ 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

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 2.755 INCHES NOMINAL IN, style_designator: THREADED FLANGED, under_flange_height: 0.368 INCHES NOMINAL IN, body_inside_diameter: 1.990 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1101, 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
11680ML
NSN: 4820-00-036-1101
FSC: 4820
CAGE: 73475 — SCHNEIDER ELECTRIC SYSTEMS USA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.755 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
under_flange_height0.368 INCHES NOMINAL IN
body_inside_diameter1.990 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.352 INCHES NOMINAL IN
NSN4820-00-036-1101
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 11680ML · 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
•
SEATING SURFACE SHAPE: FLAT
•
MATERIAL: STEEL OVERALL
•
FLANGE SEAT TO DISK END HEIGHT: 0.352 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
UNDER FLANGE HEIGHT: 0.368 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.990 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.755 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEFLAT
MATERIALSTEEL OVERALL
FLANGE SEAT TO DISK END HEIGHT0.352 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED FLANGED
UNDER FLANGE HEIGHT0.368 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.990 INCHES NOMINAL IN
FLANGE DIAMETER2.755 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
M6000-24-BULKInterchangeable
interchangeable cross-reference
interchangeable
E7791Interchangeable
interchangeable cross-reference
interchangeable
R300-1-1-2Interchangeable
interchangeable cross-reference
interchangeable
18850Interchangeable
interchangeable cross-reference
interchangeable
66-1940Interchangeable
interchangeable cross-reference
interchangeable
5867661940Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11680ML?
11680ML is a SEAT,VALVE.
What parts can replace 11680ML?
There are 12 known substitutes for 11680ML: M6000-24-BULK, E7791, R300-1-1-2 and 9 more. Substitute compatibility should be verified for your specific system.
Is 11680ML still available?
11680ML is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026