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27021-1020 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

27021-1020: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OR STEEL, end_item_identification: SARGENT INDUSTRIES,VALVE ASSEMBLY,THREE-WAY,MIXING DIRECT ACTUATOR,NO. 27021-001, material_document_and_classification: MIL-B-24059 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5643 ASSN STD 2ND MATERIAL RESPONSE.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-087-5103, 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
27021-1020
NSN: 4820-01-087-5103
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialNICKEL ALLOY OR STEEL
end_item_identificationSARGENT INDUSTRIES,VALVE ASSEMBLY,THREE-WAY,MIXING DIRECT ACTUATOR,NO. 27021-001
material_document_and_classificationMIL-B-24059 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5643 ASSN STD 2ND MATERIAL RESPONSE
NSN4820-01-087-5103
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 27021-1020 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-24059 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5643 ASSN STD 2ND MATERIAL RESPONSE
•
MATERIAL: NICKEL ALLOY OR STEEL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-24059 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5643 ASSN STD 2ND MATERIAL RESPONSE
END ITEM IDENTIFICATIONSARGENT INDUSTRIES,VALVE ASSEMBLY,THREE-WAY,MIXING DIRECT ACTUATOR,NO. 27021-001
MATERIALNICKEL ALLOY OR STEEL
SUBSTITUTES & CROSS-REFERENCES 2
27021-001 FIND 9Reference document
Same NSN cross-reference
Reference document — Secondary reference
27021-001Reference 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 27021-1020?
27021-1020 is a STEM,FLUID VALVE.
What parts can replace 27021-1020?
There are 2 known substitutes for 27021-1020: 27021-001 FIND 9, 27021-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 27021-1020?
27021-1020 is cataloged in the U.S. Government catalog under NSN 4820-01-087-5103. 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.