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21339-1005-1 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21339-1005-1: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, features_provided: RISING STEM, end_item_identification: SEAWOLF CLASS SUB, material_document_and_classification: ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-477-1932, 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
21339-1005-1
NSN: 4820-01-477-1932
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 416
features_providedRISING STEM
end_item_identificationSEAWOLF CLASS SUB
material_document_and_classificationASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-01-477-1932
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21339-1005-1 · 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: ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: RISING STEM
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDRISING STEM
END ITEM IDENTIFICATIONSEAWOLF CLASS SUB
MATERIALSTEEL COMP 416
SUBSTITUTES & CROSS-REFERENCES 1
21339Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21339-1005-1?
21339-1005-1 is a STEM,FLUID VALVE.
What parts can replace 21339-1005-1?
There is 1 known substitute for 21339-1005-1: 21339. Substitute compatibility should be verified for your specific system.
What is the NSN for 21339-1005-1?
21339-1005-1 is cataloged in the U.S. Government catalog under NSN 4820-01-477-1932. 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.