PartsTable
Technical Data Sheet
4263879-500 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL CORROSION RESISTING SEAT, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL BOSS FIRST END, connection_style: GASKET SEAL(BOSS) FIRST END, style_designator: CROSS W/OFFSET, thread_direction: RIGHT-HAND FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-697-0994, 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
4263879-500
NSN: 4820-00-697-0994
FSC: 4820
CAGE: 18355 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SEAT
thread_class3B FIRST END
connection_typeTHREADED INTERNAL BOSS FIRST END
connection_styleGASKET SEAL(BOSS) FIRST END
style_designatorCROSS W/OFFSET
thread_directionRIGHT-HAND FIRST END
operating_pressure3250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
disk_loading_methodSPRING
flow_control_devicePISTON
nominal_thread_size0.562 INCHES FIRST END IN
valve_operation_methodAUTOMATIC
thread_quantity_per_inch18 FIRST END
NSN4820-00-697-0994
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 4263879-500 · 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
THREAD QUANTITY PER INCH: 18 FIRST END
ADJUSTABLE PRESSURE RANGE: +3000.0 TO 4500.0 POUNDS PER SQUARE INCH LBS
DISK LOADING METHOD: SPRING
MATERIAL: STEEL CORROSION RESISTING SEAT
CONNECTION STYLE: GASKET SEAL(BOSS) FIRST END
THREAD DIRECTION: RIGHT-HAND FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH18 FIRST END
ADJUSTABLE PRESSURE RANGE+3000.0 TO 4500.0 POUNDS PER SQUARE INCH LBS
DISK LOADING METHODSPRING
MATERIALSTEEL CORROSION RESISTING SEAT
CONNECTION STYLEGASKET SEAL(BOSS) FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
MATERIALSTEEL CORROSION RESISTING STEM
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END IN
STYLE DESIGNATORCROSS W/OFFSET
NOMINAL THREAD SIZE0.562 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
140244Interchangeable
interchangeable cross-reference
interchangeable
15048Interchangeable
interchangeable cross-reference
interchangeable
4907398-4Interchangeable
interchangeable cross-reference
interchangeable
918 48Interchangeable
interchangeable cross-reference
interchangeable
DBE48AInterchangeable
interchangeable cross-reference
interchangeable
44118Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4263879-500?
4263879-500 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 4263879-500?
There are 17 known substitutes for 4263879-500: 140244, 15048, 4907398-4 and 14 more. Substitute compatibility should be verified for your specific system.
Is 4263879-500 still available?
4263879-500 is currently cancelled.
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