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RDFA-LDN — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RDFA-LDN: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, operating_pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: AUTOMATIC, end_item_identification: HYDRAULIC POWER UNIT ASSEMBLY FOR LHD8, media_for_which_designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE, adjustable_pressure_range: +200.0 TO 800.0 POUNDS PER SQUARE INCH LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-554-3039, 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
RDFA-LDN
NSN: 4820-01-554-3039
FSC: 4820 — Valves, Nonpowered
CAGE: 54035 — SUN HYDRAULICS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM BODY
operating_pressure5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodAUTOMATIC
end_item_identificationHYDRAULIC POWER UNIT ASSEMBLY FOR LHD8
media_for_which_designedHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
adjustable_pressure_range+200.0 TO 800.0 POUNDS PER SQUARE INCH LBS
valve_discharge_flow_rate4.0 GALLONS PER MINUTE
NSN4820-01-554-3039
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RDFA-LDN · 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
•
STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
OPERATING PRESSURE: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
ADJUSTABLE PRESSURE RANGE: +200.0 TO 800.0 POUNDS PER SQUARE INCH LBS
•
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
•
MATERIAL: ALUMINUM BODY
•
VALVE DISCHARGE FLOW RATE: 4.0 GALLONS PER MINUTE
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSCREW-IN CARTRIDGE
OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE+200.0 TO 800.0 POUNDS PER SQUARE INCH LBS
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
END ITEM IDENTIFICATIONHYDRAULIC POWER UNIT ASSEMBLY FOR LHD8
MATERIALALUMINUM BODY
VALVE DISCHARGE FLOW RATE4.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
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
2319A015 PL ITEM 2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 RDFA-LDN?
RDFA-LDN is a VALVE,SAFETY RELIEF.
What parts can replace RDFA-LDN?
There is 1 known substitute for RDFA-LDN: 2319A015 PL ITEM 2. Substitute compatibility should be verified for your specific system.
What is the NSN for RDFA-LDN?
RDFA-LDN is cataloged in the U.S. Government catalog under NSN 4820-01-554-3039. This indicates validated use in U.S. government and defense supply chains.
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