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Technical Data Sheet
PartsTable / COMPONENT / 21200-001
21200-001 ✓ 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 body_material: ALUMINUM ALLOY, slide_material: STEEL, sleeve_material: STEEL, special_features: NITRIDING STEEL, MIL-S-6709; MATCHED SET; FOR LINEAR DIRECTIONAL CONTROL VALVE SZ 2, valve_operation_method: HYDRAULIC, end_item_identification: SEAWOLF CLASS SSN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-417-9412, 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
21200-001
NSN: 4820-01-417-9412
FSC: 4820
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
body_materialALUMINUM ALLOY
slide_materialSTEEL
sleeve_materialSTEEL
special_featuresNITRIDING STEEL, MIL-S-6709; MATCHED SET; FOR LINEAR DIRECTIONAL CONTROL VALVE SZ 2
valve_operation_methodHYDRAULIC
end_item_identificationSEAWOLF CLASS SSN
spool_position_quantity3
valve_discharge_flow_rate25.0 GALLONS PER MINUTE
valve_design_control_activity78062
NSN4820-01-417-9412
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21200-001 · 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
•
SLEEVE MATERIAL: STEEL
•
VALVE DESIGN CONTROL ACTIVITY: 78062
•
SLIDE MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESNITRIDING STEEL, MIL-S-6709; MATCHED SET; FOR LINEAR DIRECTIONAL CONTROL VALVE SZ 2
SLEEVE MATERIALSTEEL
VALVE DESIGN CONTROL ACTIVITY78062
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
SLIDE MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
21200-001Interchangeable
interchangeable cross-reference
interchangeable
21200Interchangeable
interchangeable cross-reference
interchangeable
21200-001Q5Interchangeable
interchangeable cross-reference
interchangeable
21200Q5Interchangeable
interchangeable cross-reference
interchangeable
21200-001-2Interchangeable
Same NIIN cross-reference
interchangeable
21193 FIND 2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21200-001?
21200-001 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 21200-001?
There are 7 known substitutes for 21200-001: 21200-001, 21200, 21200-001Q5 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21200-001?
21200-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-417-9412. 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