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211054786 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211054786: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC BODY, overall_height: 0.230 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 0.632 INCHES NOMINAL IN, body_outside_diameter: 1.130 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-349-7809, 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
211054786
NSN: 4820-01-349-7809
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC BODY
overall_height0.230 INCHES NOMINAL IN
style_designatorPLAIN
body_inside_diameter0.632 INCHES NOMINAL IN
body_outside_diameter1.130 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-01-349-7809
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211054786 · 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
•
BODY OUTSIDE DIAMETER: 1.130 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.632 INCHES NOMINAL IN
•
MATERIAL: PLASTIC BODY
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.230 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.130 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.632 INCHES NOMINAL IN
MATERIALPLASTIC BODY
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 1
6408780Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211054786?
211054786 is a SEAT,VALVE.
What parts can replace 211054786?
There is 1 known substitute for 211054786: 6408780. Substitute compatibility should be verified for your specific system.
What is the NSN for 211054786?
211054786 is cataloged in the U.S. Government catalog under NSN 4820-01-349-7809. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.