PartsTable
Technical Data Sheet
M14779 ✓ 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 VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END, operating_pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-374-7349, 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
M14779
NSN: 4820-00-374-7349
FSC: 4820
CAGE: 16004 — DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
nominal_thread_size1.000 INCHES FIRST END IN
valve_operation_methodAUTOMATIC
thread_series_designatorNPT FIRST END
valve_discharge_flow_rate452.0 CUBIC METERS PER MINUTE
NSN4820-00-374-7349
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: M14779 · 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: STRAIGHT THRU
OPERATING PRESSURE: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD SERIES DESIGNATOR: NPT FIRST END
DISK LOADING METHOD: SPRING
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END
CONNECTION STYLE: PLAIN (PIPE) FIRST END
NOMINAL THREAD SIZE: 1.000 INCHES FIRST END IN
VALVE DISCHARGE FLOW RATE: 452.0 CUBIC METERS PER MINUTE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD SERIES DESIGNATORNPT FIRST END
DISK LOADING METHODSPRING
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN (PIPE) FIRST END
NOMINAL THREAD SIZE1.000 INCHES FIRST END IN
VALVE DISCHARGE FLOW RATE452.0 CUBIC METERS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
FLOW CONTROL DEVICEDISK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
14777Interchangeable
interchangeable cross-reference
interchangeable
580R230H01Interchangeable
interchangeable cross-reference
interchangeable
579R706H02Interchangeable
interchangeable cross-reference
interchangeable
706-2Interchangeable
interchangeable cross-reference
interchangeable
8109Interchangeable
interchangeable cross-reference
interchangeable
14779Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M14779?
M14779 is a VALVE,SAFETY RELIEF.
What parts can replace M14779?
There are 16 known substitutes for M14779: 14777, 580R230H01, 579R706H02 and 13 more. Substitute compatibility should be verified for your specific system.
Is M14779 still available?
M14779 is currently cancelled.
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