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211054833 — ADAPTER ASSEMBLY,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211054833: ADAPTER ASSEMBLY,VALVE.

The ADAPTER ASSEMBLY,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC SEAT, special_features: FOR 0.250 IN. BALL VALVE IN, style_designator: PLAIN, seat_angle_in_deg: 30.000 NOMINAL, body_outside_diameter: 1.748 INCHES NOMINAL IN, seating_surface_shape: ANGULAR.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-357-3454, 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
211054833
NSN: 4820-01-357-3454
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC SEAT
special_featuresFOR 0.250 IN. BALL VALVE IN
style_designatorPLAIN
seat_angle_in_deg30.000 NOMINAL
body_outside_diameter1.748 INCHES NOMINAL IN
seating_surface_shapeANGULAR
NSN4820-01-357-3454
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211054833 · 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: 1.748 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: PLASTIC SEAT
•
SEAT ANGLE IN DEG: 30.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER1.748 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
SPECIAL FEATURESFOR 0.250 IN. BALL VALVE IN
MATERIALPLASTIC SEAT
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES 3
6408589Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
DF330661 FIND 9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DF330661Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 211054833?
211054833 is a ADAPTER ASSEMBLY,VALVE.
What parts can replace 211054833?
There are 3 known substitutes for 211054833: 6408589, DF330661 FIND 9, DF330661. Substitute compatibility should be verified for your specific system.
What is the NSN for 211054833?
211054833 is cataloged in the U.S. Government catalog under NSN 4820-01-357-3454. 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.