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211056524 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211056524: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include overall_height: 0.563 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 3.060 INCHES NOMINAL IN, body_outside_diameter: 4.484 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-349-6900, 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
211056524
NSN: 4820-01-349-6900
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
overall_height0.563 INCHES NOMINAL IN
style_designatorPLAIN
body_inside_diameter3.060 INCHES NOMINAL IN
body_outside_diameter4.484 INCHES NOMINAL IN
NSN4820-01-349-6900
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211056524 · 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: 4.484 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 3.060 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.563 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER4.484 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER3.060 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
DF330635 FIND 9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
801-6408778 FIND 9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211056524?
211056524 is a SEAT,VALVE.
What parts can replace 211056524?
There are 2 known substitutes for 211056524: DF330635 FIND 9, 801-6408778 FIND 9. Substitute compatibility should be verified for your specific system.
What is the NSN for 211056524?
211056524 is cataloged in the U.S. Government catalog under NSN 4820-01-349-6900. 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.