PartsTable
Technical Data Sheet
42G1908 ✓ 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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: COPPER ALLOY STEMPLASTIC FLOW CONTROL DEVICE, bonnet_type: INSIDE SCREWINSIDE SCREW, connection_type: UNTHREADED INTERNAL TUBE FIRST ENDUNTHREADED INTERNAL TUBE FIRST END, connection_style: PLAIN,OPTIONAL END(PIPE) SECOND ENDPLAIN,OPTIONAL END(PIPE) SECOND END, style_designator: ANGLE, thread_direction: RIGHT-HAND SECOND ENDRIGHT-HAND SECOND END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-476-9739, 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
42G1908
NSN: 4820-00-476-9739
FSC: 4820
CAGE: 53800 — SEARS, ROEBUCK AND CO. DBA SEARS DIV SEARS COMMERCIAL (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEMPLASTIC FLOW CONTROL DEVICE
bonnet_typeINSIDE SCREWINSIDE SCREW
connection_typeUNTHREADED INTERNAL TUBE FIRST ENDUNTHREADED INTERNAL TUBE FIRST END
connection_stylePLAIN,OPTIONAL END(PIPE) SECOND ENDPLAIN,OPTIONAL END(PIPE) SECOND END
special_featuresWASHER FURN RUBBER,FRICTION RING BRASS.1 ESCUTCHEON PLATE,1 SLIPNUT,A CHROMIUM PLATED NIPPLE 1/2 IN. IPS 4 IN. LG,AND 1 FLEXIBLE CHROMIUM PLATED 3/8 IN. OD 15 IN. LG MIN. FURNISHED IN
style_designatorANGLE
thread_directionRIGHT-HAND SECOND ENDRIGHT-HAND SECOND END
features_providedBONNET PACKINGBONNET PACKING
surface_treatmentCHROMIUM
operating_pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISKDISK
nominal_thread_size0.500 INCHES SECOND END0.500 INCHES SECOND END IN
NSN4820-00-476-9739
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 42G1908 · 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
NOMINAL THREAD SIZE: 0.500 INCHES SECOND END0.500 INCHES SECOND END IN
VALVE OPERATION METHOD: MANUALMANUAL
FLOW CONTROL DEVICE: DISKDISK
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN
CONNECTION TYPE: THREADED INTERNAL PIPE SECOND ENDTHREADED INTERNAL PIPE SECOND END
THREAD SERIES DESIGNATOR: NPT SECOND END
MATERIAL: COPPER ALLOY STEMPLASTIC FLOW CONTROL DEVICE
STYLE DESIGNATOR: ANGLE
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.500 INCHES SECOND END0.500 INCHES SECOND END IN
VALVE OPERATION METHODMANUALMANUAL
FLOW CONTROL DEVICEDISKDISK
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END IN
CONNECTION TYPETHREADED INTERNAL PIPE SECOND ENDTHREADED INTERNAL PIPE SECOND END
THREAD SERIES DESIGNATORNPT SECOND END
MATERIALCOPPER ALLOY STEMPLASTIC FLOW CONTROL DEVICE
STYLE DESIGNATORANGLE
SPECIAL FEATURESWASHER FURN RUBBER,FRICTION RING BRASS.1 ESCUTCHEON PLATE,1 SLIPNUT,A CHROMIUM PLATED NIPPLE 1/2 IN. IPS 4 IN. LG,AND 1 FLEXIBLE CHROMIUM PLATED 3/8 IN. OD 15 IN. LG MIN. FURNISHED IN
FEATURES PROVIDEDBONNET PACKINGBONNET PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
25J492-27Interchangeable
interchangeable cross-reference
interchangeable
7T7063LALT7PC27Interchangeable
interchangeable cross-reference
interchangeable
7312272Interchangeable
interchangeable cross-reference
interchangeable
A1003Interchangeable
interchangeable cross-reference
interchangeable
FA9035Interchangeable
interchangeable cross-reference
interchangeable
NFR100-39Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42G1908?
42G1908 is a FILTER,RADIO FREQUENCY INTERFERE.
What parts can replace 42G1908?
There are 15 known substitutes for 42G1908: 25J492-27, 7T7063LALT7PC27, 7312272 and 12 more. Substitute compatibility should be verified for your specific system.
Is 42G1908 still available?
42G1908 is currently cancelled.
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