PartsTable
Technical Data Sheet
343AS250-1 ✓ 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

The PLATE,RETAINING,CARTRIDGE is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, mounting_position: HORIZONTAL, operating_pressure: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-604-0668, 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
343AS250-1
NSN: 4820-00-604-0668
FSC: 4820
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL
operating_pressure4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_devicePOPPET
nominal_thread_size0.250 INCHES ALL ENDS IN
valve_operation_methodAUTOMATIC
media_for_which_designedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
thread_series_designatorNPT ALL ENDS
NSN4820-00-604-0668
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 343AS250-1 · 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 DIRECTION: RIGHT-HAND ALL ENDS
MOUNTING POSITION: HORIZONTAL
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR: STRAIGHT THRU
THREAD SERIES DESIGNATOR: NPT ALL ENDS
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
OPERATING PRESSURE: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD SERIES DESIGNATORNPT ALL ENDS
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
OPERATING PRESSURE4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
FLOW CONTROL DEVICEPOPPET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
9M9166Interchangeable
interchangeable cross-reference
interchangeable
1B1301Interchangeable
interchangeable cross-reference
interchangeable
2902Interchangeable
interchangeable cross-reference
interchangeable
LP320Interchangeable
interchangeable cross-reference
interchangeable
3029Interchangeable
interchangeable cross-reference
interchangeable
4801-4X2 AND 4801-2-F-2X1-1/2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 343AS250-1?
343AS250-1 is a PLATE,RETAINING,CARTRIDGE.
What parts can replace 343AS250-1?
There are 16 known substitutes for 343AS250-1: 9M9166, 1B1301, 2902 and 13 more. Substitute compatibility should be verified for your specific system.
Is 343AS250-1 still available?
343AS250-1 is currently cancelled.
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