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PartsTable / COMPONENT / 211030257
211030257 ✓ 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

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include phase: SINGLE, body_material: ALUMINUM ALLOY, special_features: VALVE SIZE 3IN.; 3000 PSI RATED IN, current_rating_in_amps: 1.4, valve_operation_method: SOLENOID, furnished_items_and_quantity: 1 PILOT VALVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-412-5221, 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
211030257
NSN: 4820-01-412-5221
FSC: 4820
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
phaseSINGLE
body_materialALUMINUM ALLOY
special_featuresVALVE SIZE 3IN.; 3000 PSI RATED IN
current_rating_in_amps1.4
valve_operation_methodSOLENOID
end_connection_quantity2
furnished_items_and_quantity1 PILOT VALVE
voltage_in_volts_and_current_type122.0 AC
NSN4820-01-412-5221
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211030257 · 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
•
CURRENT RATING IN AMPS: 1.4
•
FURNISHED ITEMS AND QUANTITY: 1 PILOT VALVE
•
END CONNECTION QUANTITY: 2
•
PHASE: SINGLE
•
BODY MATERIAL: ALUMINUM ALLOY
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 122.0 AC
•
VALVE OPERATION METHOD: SOLENOID
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING IN AMPS1.4
SPECIAL FEATURESVALVE SIZE 3IN.; 3000 PSI RATED IN
FURNISHED ITEMS AND QUANTITY1 PILOT VALVE
END CONNECTION QUANTITY2
PHASESINGLE
BODY MATERIALALUMINUM ALLOY
VOLTAGE IN VOLTS AND CURRENT TYPE122.0 AC
VALVE OPERATION METHODSOLENOID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
21216Interchangeable
interchangeable cross-reference
interchangeable
2-209AX2029BInterchangeable
interchangeable cross-reference
interchangeable
209AInterchangeable
interchangeable cross-reference
interchangeable
450152Interchangeable
interchangeable cross-reference
interchangeable
47537Interchangeable
interchangeable cross-reference
interchangeable
721871Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 211030257?
211030257 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 211030257?
There are 13 known substitutes for 211030257: 21216, 2-209AX2029B, 209A and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 211030257?
211030257 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-412-5221. 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