PartsTable
Technical Data Sheet
49F9798-45 ✓ 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 COCK,POPPET DRAIN is a the manufacturer industrial component. Key specifications include seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_style: PLAIN (TUBE) SECOND END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END, flow_control_device: POPPET. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-097-0314, 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
49F9798-45
NSN: 4820-00-097-0314
FSC: 4820
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
seat_angle37.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_stylePLAIN (TUBE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
flow_control_devicePOPPET
valve_operation_methodMANUAL
nominal_pipe_size_accommodated0.375 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated0.500 INCHES FIRST END IN
NSN4820-00-097-0314
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 49F9798-45 · 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 SECOND END
NOMINAL PIPE SIZE ACCOMMODATED: 0.375 INCHES SECOND END IN
THREAD CLASS: 3A FIRST END A
SEAT ANGLE: 37.0 DEGREES FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST END IN
STYLE DESIGNATOR: STRAIGHT THRU
CONNECTION STYLE: PLAIN (TUBE) SECOND END
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND SECOND END
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES SECOND END IN
THREAD CLASS3A FIRST END A
SEAT ANGLE37.0 DEGREES FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION STYLEPLAIN (TUBE) SECOND END
VALVE OPERATION METHODMANUAL
THREAD DIRECTIONRIGHT-HAND FIRST END
FLOW CONTROL DEVICEPOPPET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
77-013Interchangeable
interchangeable cross-reference
interchangeable
1440882Interchangeable
interchangeable cross-reference
interchangeable
273829-147Interchangeable
interchangeable cross-reference
interchangeable
201KTT3FS381AInterchangeable
interchangeable cross-reference
interchangeable
CN-694/ASWInterchangeable
interchangeable cross-reference
interchangeable
1782137-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49F9798-45?
49F9798-45 is a COCK,POPPET DRAIN.
What parts can replace 49F9798-45?
There are 8 known substitutes for 49F9798-45: 77-013, 1440882, 273829-147 and 5 more. Substitute compatibility should be verified for your specific system.
Is 49F9798-45 still available?
49F9798-45 is currently cancelled.
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