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520-079 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

520-079: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include body_material: IRON CAST, connection_type: THREADED INTERNAL PIPE, features_provided: SPRING CENTERED, valve_operation_method: MANUAL, end_item_identification: FORKLIFT, operating_pressure_and_type: 4500.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-533-1346, 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
520-079
NSN: 4820-01-533-1346
FSC: 4820 — Valves, Nonpowered
CAGE: 90031 — THE RAYMOND CORP DBA RAYMOND SALES CORP DIV THE RAYMOND CORPORATION (USA)
SPECIFICATIONS
body_materialIRON CAST
spool_quantity3
connection_typeTHREADED INTERNAL PIPE
poppet_quantity1
special_features4-WAY, 3 POSITION SPOOLS, SPRING ENTERED TO NEUTRAL; ADJUSTABLE PIN TYPE RELIEF VALVE FACTORY SET AT 2,000 PSI; 3/4-16 SAE INLET AND RETURN PORTS, 9/16-18 SAE FOR WORK PORTS
features_providedSPRING CENTERED
valve_operation_methodMANUAL
end_connection_quantity8
end_item_identificationFORKLIFT
operating_pressure_and_type4500.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
furnished_items_and_quantity1 RELIEF VALVE
part_name_assigned_by_controlling_agencyCONTROL VALVE ASSEMBLY
NSN4820-01-533-1346
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 520-079 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 RELIEF VALVE
•
POPPET QUANTITY: 1
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 225.0 FAHRENHEIT OIL, HYDRAULIC DEGF
•
OPERATING PRESSURE AND TYPE: 4500.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
CONNECTION TYPE: THREADED INTERNAL PIPE
•
END CONNECTION QUANTITY: 8
•
FEATURES PROVIDED: SPRING CENTERED
•
SPOOL QUANTITY: 3
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 RELIEF VALVE
POPPET QUANTITY1
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED225.0 FAHRENHEIT OIL, HYDRAULIC DEGF
OPERATING PRESSURE AND TYPE4500.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
CONNECTION TYPETHREADED INTERNAL PIPE
END CONNECTION QUANTITY8
FEATURES PROVIDEDSPRING CENTERED
SPOOL QUANTITY3
BODY MATERIALIRON CAST
SPECIAL FEATURES4-WAY, 3 POSITION SPOOLS, SPRING ENTERED TO NEUTRAL; ADJUSTABLE PIN TYPE RELIEF VALVE FACTORY SET AT 2,000 PSI; 3/4-16 SAE INLET AND RETURN PORTS, 9/16-18 SAE FOR WORK PORTS
SUBSTITUTES & CROSS-REFERENCES 1
520-077Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 520-079?
520-079 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 520-079?
There is 1 known substitute for 520-079: 520-077. Substitute compatibility should be verified for your specific system.
What is the NSN for 520-079?
520-079 is cataloged in the U.S. Government catalog under NSN 4820-01-533-1346. This indicates validated use in U.S. government and defense supply chains.
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