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21123-1004-1 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21123-1004-1: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: SEAWOLF CLASS SSN, general_characteristics_item_description: MATERIAL SPECIFICATION: 440 CRES, QQ-S-763. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-451-7815, 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
21123-1004-1
NSN: 4810-01-451-7815
FSC: 4810 — Valves, Powered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationSEAWOLF CLASS SSN
general_characteristics_item_descriptionMATERIAL SPECIFICATION: 440 CRES, QQ-S-763
NSN4810-01-451-7815
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21123-1004-1 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL SPECIFICATION: 440 CRES, QQ-S-763
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL SPECIFICATION: 440 CRES, QQ-S-763
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 1
21123Reference 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 21123-1004-1?
21123-1004-1 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace 21123-1004-1?
There is 1 known substitute for 21123-1004-1: 21123. Substitute compatibility should be verified for your specific system.
What is the NSN for 21123-1004-1?
21123-1004-1 is cataloged in the U.S. Government catalog under NSN 4810-01-451-7815. 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.