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D50FF-4-05-A — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D50FF-4-05-A: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, temp_rating: 150.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, special_features: FOR VALVE ANGLE RELIEF FLANGED D50FF-5X5, style_designator: POPPET, end_item_identification: NAVYWEAPONS SYSTEMS TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-9889, 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
D50FF-4-05-A
NSN: 4820-01-433-9889
FSC: 4820 — Valves, Nonpowered
CAGE: 5P967 — DANTE VALVE COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY
temp_rating150.0 FAHRENHEIT NOMINAL DEGF
pressure_rating250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
special_featuresFOR VALVE ANGLE RELIEF FLANGED D50FF-5X5
style_designatorPOPPET
end_item_identificationNAVYWEAPONS SYSTEMS TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN4820-01-433-9889
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D50FF-4-05-A · 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
•
PRESSURE RATING: 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 150.0 FAHRENHEIT NOMINAL DEGF
•
STYLE DESIGNATOR: POPPET
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
PRESSURE RATING250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING150.0 FAHRENHEIT NOMINAL DEGF
STYLE DESIGNATORPOPPET
SPECIAL FEATURESFOR VALVE ANGLE RELIEF FLANGED D50FF-5X5
END ITEM IDENTIFICATIONNAVYWEAPONS SYSTEMS TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALNICKEL ALLOY
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 2
D50FF-4-00 ITEM 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
D50FF-4-00 REV AReference 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 D50FF-4-05-A?
D50FF-4-05-A is a DISK,VALVE.
What parts can replace D50FF-4-05-A?
There are 2 known substitutes for D50FF-4-05-A: D50FF-4-00 ITEM 5, D50FF-4-00 REV A. Substitute compatibility should be verified for your specific system.
What is the NSN for D50FF-4-05-A?
D50FF-4-05-A is cataloged in the U.S. Government catalog under NSN 4820-01-433-9889. This indicates validated use in U.S. government and defense supply chains.
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