PartsTable
Technical Data Sheet
F20B ✓ 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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, valve_size: 0.25 INCHES IN, bonnet_type: INSIDE SCREW, body_material: COPPER ALLOY, connection_type: THREADED INTERNAL PIPE, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-238-5372, 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
F20B
NSN: 4820-00-238-5372
FSC: 4820
CAGE: 29771 — DELTROL CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
valve_size0.25 INCHES IN
bonnet_typeINSIDE SCREW
body_materialCOPPER ALLOY
connection_typeTHREADED INTERNAL PIPE
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresFLOW CONTROL ADJUSTMENT
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
features_providedVALVE STEM LOCK SHIELD
operating_pressure2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceBALL
NSN4820-00-238-5372
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: F20B · 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
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
MAXIMUM OPERATING TEMP: 212.0 FAHRENHEIT SINGLE RESPONSE DEGF
VALVE OPERATION METHOD: MANUAL
FEATURES PROVIDED: VALVE STEM LOCK SHIELD
MATERIAL: COPPER ALLOY BODY
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
THREAD SERIES DESIGNATOR: NPTF ALL ENDS
OPERATING PRESSURE: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MAXIMUM OPERATING TEMP212.0 FAHRENHEIT SINGLE RESPONSE DEGF
VALVE OPERATION METHODMANUAL
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
MATERIALCOPPER ALLOY BODY
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
THREAD SERIES DESIGNATORNPTF ALL ENDS
OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SPECIAL FEATURESFLOW CONTROL ADJUSTMENT
BONNET TYPEINSIDE SCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
131D406C7030V0Interchangeable
interchangeable cross-reference
interchangeable
F208Interchangeable
interchangeable cross-reference
interchangeable
GS64C2Interchangeable
interchangeable cross-reference
interchangeable
0N173868Interchangeable
interchangeable cross-reference
interchangeable
F20J50RInterchangeable
interchangeable cross-reference
interchangeable
F2-0BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F20B?
F20B is a RESISTOR,FIXED,WIRE WOUND,INDUCT.
What parts can replace F20B?
There are 17 known substitutes for F20B: 131D406C7030V0, F208, GS64C2 and 14 more. Substitute compatibility should be verified for your specific system.
Is F20B still available?
F20B is currently cancelled.
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