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PartsTable / COMPONENT / 4820PL1800638
4820PL1800638 ✓ 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,LINEAR,DIRECTIONAL CONTROL. Key specifications include thread_class: 3B, body_material: ALUMINUM ALLOY, connection_type: THREADED INTERNAL BOSS, nominal_thread_size: 0.750 INCHES IN, current_rating_in_amps: 0.5, valve_operation_method: SOLENOID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-033-2869, 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
4820PL1800638
NSN: 4820-01-033-2869
FSC: 4820
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
thread_class3B
body_materialALUMINUM ALLOY
spool_quantity1
connection_typeTHREADED INTERNAL BOSS
nominal_thread_size0.750 INCHES IN
flow_pattern_quantity3
current_rating_in_amps0.5
valve_operation_methodSOLENOID
end_connection_quantity3
end_item_identification9H8-35-10-3 FIG 5
spool_position_quantity2
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
NSN4820-01-033-2869
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4820PL1800638 · 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
•
END CONNECTION QUANTITY: 3
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 160.0 FAHRENHEIT HYDRAULIC FLUID, PETROLEUM BASE DEGF
•
VALVE OPERATION METHOD: SOLENOID
•
VALVE DISCHARGE FLOW RATE: 6.0 GALLONS PER MINUTE
•
FLOW PATTERN QUANTITY: 3
•
BODY MATERIAL: ALUMINUM ALLOY
•
OPERATING PRESSURE AND TYPE: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMANUFACTURERS SUGGESTED NAME IS VALVE ASSY, 3 WAY, 2 POSITION, PILOT OPERATED, AUXILIARY MANUAL; FLUID MEDIUM MIL-H-46170; PROOF PRESSURE 4500 PSIG, BURST PRESSURE 7500 PSIG; PORTS PER MS33649-8; TEMP RANGE -65 TO +160 DEG FEH; DIMENSIONS: LENGTH 5.10 TO 5.30 INCHS, WIDTH 1.75 INCH, HEIGHT 4.01 TO 4.21 INCHES; WT 1.14 LBS LBS
END CONNECTION QUANTITY3
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED160.0 FAHRENHEIT HYDRAULIC FLUID, PETROLEUM BASE DEGF
VALVE OPERATION METHODSOLENOID
VALVE DISCHARGE FLOW RATE6.0 GALLONS PER MINUTE
FLOW PATTERN QUANTITY3
BODY MATERIALALUMINUM ALLOY
OPERATING PRESSURE AND TYPE3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
CONNECTION TYPETHREADED INTERNAL BOSS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
52760Interchangeable
interchangeable cross-reference
interchangeable
4H081Interchangeable
interchangeable cross-reference
interchangeable
657TInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4820PL1800638?
4820PL1800638 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 4820PL1800638?
There are 3 known substitutes for 4820PL1800638: 52760, 4H081, 657T. Substitute compatibility should be verified for your specific system.
What is the NSN for 4820PL1800638?
4820PL1800638 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-033-2869. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026