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LF909M1-QT-FS 2IN — VALVE ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

LF909M1-QT-FS 2IN: VALVE ASSEMBLY.

The VALVE ASSEMBLY is a the manufacturer industrial component. Key specifications include valve_size: 2.00 INCHES IN, body_material: COPPER ALLOY, special_features: QUARTER TURN BALL VALVES, operating_pressure_and_type: 175.00 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS, part_name_assigned_by_controlling_agency: REDUCED PRESSURE ZONE ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-659-1859, 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
LF909M1-QT-FS 2IN
NSN: 4820-01-659-1859
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
valve_size2.00 INCHES IN
body_materialCOPPER ALLOY
special_featuresQUARTER TURN BALL VALVES
operating_pressure_and_type175.00 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
part_name_assigned_by_controlling_agencyREDUCED PRESSURE ZONE ASSEMBLY
NSN4820-01-659-1859
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: LF909M1-QT-FS 2IN · 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
•
OPERATING PRESSURE AND TYPE: 175.00 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
•
VALVE SIZE: 2.00 INCHES IN
•
BODY MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OPERATING PRESSURE AND TYPE175.00 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
VALVE SIZE2.00 INCHES IN
BODY MATERIALCOPPER ALLOY
SPECIAL FEATURESQUARTER TURN BALL VALVES
PART NAME ASSIGNED BY CONTROLLING AGENCYREDUCED PRESSURE ZONE ASSEMBLY
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
LF909M1-QT 2"IPSReference document
Same NSN cross-reference
Reference document — Secondary reference
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 LF909M1-QT-FS 2IN?
LF909M1-QT-FS 2IN is a VALVE ASSEMBLY.
What parts can replace LF909M1-QT-FS 2IN?
There is 1 known substitute for LF909M1-QT-FS 2IN: LF909M1-QT 2"IPS. Substitute compatibility should be verified for your specific system.
What is the NSN for LF909M1-QT-FS 2IN?
LF909M1-QT-FS 2IN is cataloged in the U.S. Government catalog under NSN 4820-01-659-1859. 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.