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PartsTable / COMPONENT / 21111-001
21111-001 ✓ 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 special_features: 4WAY HYD 3000PSI FLGD ALUM 84W4A, end_item_identification: VALVE DRTNL CONT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-5489, 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
21111-001
NSN: 4820-01-545-5489
FSC: 4820
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
special_features4WAY HYD 3000PSI FLGD ALUM 84W4A
end_item_identificationVALVE DRTNL CONT
NSN4820-01-545-5489
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21111-001 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES4WAY HYD 3000PSI FLGD ALUM 84W4A
END ITEM IDENTIFICATIONVALVE DRTNL CONT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
26011Interchangeable
interchangeable cross-reference
interchangeable
218-27538-1Interchangeable
interchangeable cross-reference
interchangeable
2111-1Interchangeable
interchangeable cross-reference
interchangeable
2733216140Interchangeable
interchangeable cross-reference
interchangeable
9140-0033Interchangeable
interchangeable cross-reference
interchangeable
LJXN211-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21111-001?
21111-001 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 21111-001?
There are 12 known substitutes for 21111-001: 26011, 218-27538-1, 2111-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21111-001?
21111-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-5489. 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