PartsTable
Technical Data Sheet
MODEL 8DF-540W/ ✓ 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

The MODEL 8DF-540W/ is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-325-1452, 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
MODEL 8DF-540W/
NSN: 4820-01-325-1452
FSC: 4820
CAGE: 96355 — MATHESON CO DIV OF G D SEARLE MEDICAL PRODUCTS (USA)
SPECIFICATIONS
Part NumberMODEL 8DF-540W/
Wattage540W
NSN4820-01-325-1452
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: MODEL 8DF-540W/ · 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
540W Power Rating
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY BODY
END ITEM IDENTIFICATIONDECK SHELTER PORTABLE CALIBRATION KIT FOR PARTIAL O2 AND CO2 MONITORS
SPECIAL FEATURESWITH FLOWMETER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
473000388Interchangeable
interchangeable cross-reference
interchangeable
CGA540Interchangeable
interchangeable cross-reference
interchangeable
2340-5402Interchangeable
interchangeable cross-reference
interchangeable
N876AInterchangeable
interchangeable cross-reference
interchangeable
415-1Interchangeable
interchangeable cross-reference
interchangeable
516-6295520-IT2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MODEL 8DF-540W/?
MODEL 8DF-540W/ is a MODEL 8DF-540W/.
What parts can replace MODEL 8DF-540W/?
There are 9 known substitutes for MODEL 8DF-540W/: 473000388, CGA540, 2340-5402 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MODEL 8DF-540W/?
MODEL 8DF-540W/ is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-325-1452. This indicates validated use in U.S. government and defense supply chains.
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