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21125-002 — Technical Data Sheet

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— · 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 body_material: ALUMINUM ALLOY 6061, features_provided: MANUAL OVERRIDE, valve_operation_method: SOLENOID, end_item_identification: SEAWOLF CLASS SSN, valve_discharge_flow_rate: 6.0 GALLONS PER MINUTE, voltage_in_volts_and_current_type: 122.0 AC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4810-01-414-8060, 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
21125-002
NSN: 4810-01-414-8060
FSC: 4810
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
body_materialALUMINUM ALLOY 6061
spool_quantity1
features_providedMANUAL OVERRIDE
flow_pattern_quantity2
valve_operation_methodSOLENOID
end_connection_quantity4
end_item_identificationSEAWOLF CLASS SSN
spool_position_quantity2
valve_discharge_flow_rate6.0 GALLONS PER MINUTE
voltage_in_volts_and_current_type122.0 AC
NSN4810-01-414-8060
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21125-002 · 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
•
SPOOL QUANTITY: 1
•
FEATURES PROVIDED: MANUAL OVERRIDE
•
VALVE OPERATION METHOD: SOLENOID
•
SPOOL POSITION QUANTITY: 2
•
END CONNECTION QUANTITY: 4
•
VALVE DISCHARGE FLOW RATE: 6.0 GALLONS PER MINUTE
•
FLOW PATTERN QUANTITY: 2
TECHNICAL CHARACTERISTICS
SPOOL QUANTITY1
FEATURES PROVIDEDMANUAL OVERRIDE
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
VALVE OPERATION METHODSOLENOID
SPOOL POSITION QUANTITY2
END CONNECTION QUANTITY4
VALVE DISCHARGE FLOW RATE6.0 GALLONS PER MINUTE
FLOW PATTERN QUANTITY2
VOLTAGE IN VOLTS AND CURRENT TYPE122.0 AC
BODY MATERIALALUMINUM ALLOY 6061
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
21125InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3-7019InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D-5081 ITEM 65InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D-5081-65-2482InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21125-1003-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21125-13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21125-002?
21125-002 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 21125-002?
There are 8 known substitutes for 21125-002: 21125, 3-7019, D-5081 ITEM 65 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21125-002?
21125-002 is cataloged in the Federal Logistics Information System under NSN 4810-01-414-8060. 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: September 2026