PartsTable
Technical Data Sheet
40734-9 ASSY 40734-901 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: COPPER ALLOY FLOW CONTROL DEVICE, temp_rating: 300.0 FAHRENHEIT NOMINAL DEGF, flow_control_device: DIAPHRAGM, valve_loading_method: SPRING, end_item_identification: E/I 1 1/2 INCH TRAC STYLE RA, PILOT OPERATED REDUCING VALUE; W/S TARAWA CLASS LHA IN, remote_actuation_method: DIAPHRAGM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-483-9498, 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
40734-9 ASSY 40734-901
NSN: 4820-01-483-9498
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY FLOW CONTROL DEVICE
temp_rating300.0 FAHRENHEIT NOMINAL DEGF
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
end_item_identificationE/I 1 1/2 INCH TRAC STYLE RA, PILOT OPERATED REDUCING VALUE; W/S TARAWA CLASS LHA IN
remote_actuation_methodDIAPHRAGM
maximum_inlet_pressure_ratingERR-060
outlet_pressure_accuracy_ratingERR-060
NSN4820-01-483-9498
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40734-9 ASSY 40734-901 · 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
VALVE LOADING METHOD: SPRING
MAXIMUM INLET PRESSURE RATING: ERR-060
OUTLET PRESSURE ACCURACY RATING: ERR-060
FLOW CONTROL DEVICE: DIAPHRAGM
TEMP RATING: 300.0 FAHRENHEIT NOMINAL DEGF
REMOTE ACTUATION METHOD: DIAPHRAGM
MATERIAL: COPPER ALLOY FLOW CONTROL DEVICE
TECHNICAL CHARACTERISTICS (FLIS)
VALVE LOADING METHODSPRING
MAXIMUM INLET PRESSURE RATINGERR-060
END ITEM IDENTIFICATIONE/I 1 1/2 INCH TRAC STYLE RA, PILOT OPERATED REDUCING VALUE; W/S TARAWA CLASS LHA IN
OUTLET PRESSURE ACCURACY RATINGERR-060
FLOW CONTROL DEVICEDIAPHRAGM
TEMP RATING300.0 FAHRENHEIT NOMINAL DEGF
REMOTE ACTUATION METHODDIAPHRAGM
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
40734-9 PC NO 12Interchangeable
interchangeable cross-reference
interchangeable
1031-01Interchangeable
interchangeable cross-reference
interchangeable
40734-9Interchangeable
interchangeable cross-reference
interchangeable
40734-9 PC NO 19Interchangeable
interchangeable cross-reference
interchangeable
1784-00Interchangeable
interchangeable cross-reference
interchangeable
40734-9 PC NO 33Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40734-9 ASSY 40734-901?
40734-9 ASSY 40734-901 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40734-9 ASSY 40734-901?
There are 20 known substitutes for 40734-9 ASSY 40734-901: 40734-9 PC NO 12, 1031-01, 40734-9 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40734-9 ASSY 40734-901?
40734-9 ASSY 40734-901 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-483-9498. This indicates validated use in U.S. government and defense supply chains.
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