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1900Q-1905QT-10 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1900Q-1905QT-10: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: STEEL CORROSION RESISTING, special_features: CONSOLIDATED SAFETY RELIEF VALVES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-233-0876, 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
1900Q-1905QT-10
NSN: 4820-01-233-0876
FSC: 4820 — Valves, Nonpowered
CAGE: 16497 — DRESSER, INC. DBA DRESSER EQUIPMENT GROUP DIV INDUSTRIAL VALVE OPERATIONS, DRESSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_featuresCONSOLIDATED SAFETY RELIEF VALVES
NSN4820-01-233-0876
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1900Q-1905QT-10 · 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: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCONSOLIDATED SAFETY RELIEF VALVES
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 3
4651102Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
1706901Reference document
Same NSN cross-reference
Reference document — Secondary reference
1900QReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1900Q-1905QT-10?
1900Q-1905QT-10 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 1900Q-1905QT-10?
There are 3 known substitutes for 1900Q-1905QT-10: 4651102, 1706901, 1900Q. Substitute compatibility should be verified for your specific system.
What is the NSN for 1900Q-1905QT-10?
1900Q-1905QT-10 is cataloged in the U.S. Government catalog under NSN 4820-01-233-0876. 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.