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Technical Data Sheet

1146-003-1/4IPS — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1146-003-1/4IPS: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, stem_type: NONRISING, valve_size: 0.250 INCHES IN, bonnet_type: INSIDE SCREW, connection_type: SOCKET, WELD, PIPE, special_features: STEM MATERIAL,MODIFICATION IS SOLID POLYTETRAFLUOROETHYLENE PACKING,AND WITH INDICATOR. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-219-7710, 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
1146-003-1/4IPS
NSN: 4820-01-219-7710
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY STEM
stem_typeNONRISING
valve_size0.250 INCHES IN
bonnet_typeINSIDE SCREW
connection_typeSOCKET, WELD, PIPE
special_featuresSTEM MATERIAL,MODIFICATION IS SOLID POLYTETRAFLUOROETHYLENE PACKING,AND WITH INDICATOR
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
operating_pressure_and_type200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 400.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
inlet_relationship_with_outletIDENTICAL
nominal_pipe_size_accommodated0.250 INCHES IN
maximum_operating_temp_and_media_for_which_designed425.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
NSN4820-01-219-7710
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1146-003-1/4IPS · 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
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES IN
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 425.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
•
OPERATING PRESSURE AND TYPE: 200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 400.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
STEM TYPE: NONRISING
•
CONNECTION TYPE: SOCKET, WELD, PIPE
•
VALVE SIZE: 0.250 INCHES IN
•
BONNET TYPE: INSIDE SCREW
TECHNICAL CHARACTERISTICS
INLET RELATIONSHIP WITH OUTLETIDENTICAL
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES IN
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED425.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
OPERATING PRESSURE AND TYPE200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 400.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
STEM TYPENONRISING
CONNECTION TYPESOCKET, WELD, PIPE
VALVE SIZE0.250 INCHES IN
BONNET TYPEINSIDE SCREW
SPECIAL FEATURESSTEM MATERIAL,MODIFICATION IS SOLID POLYTETRAFLUOROETHYLENE PACKING,AND WITH INDICATOR
BONNET ATTACHMENT METHODTHREADED
SUBSTITUTES & CROSS-REFERENCES 8
803-1385714-1 MReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1146F010Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
803-1385714-1XAF MODReference document
Same NSN cross-reference
Reference document — Secondary reference
1146-019-1/4INReference document
Same NSN cross-reference
Reference document — Secondary reference
1146-019Reference document
Same NSN cross-reference
Reference document — Secondary reference
803-1385714-1MOReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1146-003-1/4IPS?
1146-003-1/4IPS is a VALVE,GATE.
What parts can replace 1146-003-1/4IPS?
There are 8 known substitutes for 1146-003-1/4IPS: 803-1385714-1 M, 1146F010, 803-1385714-1XAF MOD and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1146-003-1/4IPS?
1146-003-1/4IPS is cataloged in the U.S. Government catalog under NSN 4820-01-219-7710. This indicates validated use in U.S. government and defense supply chains.
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