PartsTable
Technical Data Sheet
594-1 1-2IN ✓ 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 DOOR,METAL,MARINE STRUCTURAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405 SEAT, bonnet_type: INSIDE SCREW, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: REDUCED SOCKET WITH ONE BRAZING RING ALL ENDS, style_designator: ANGLE, features_provided: BONNET PACKING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-058-7683, 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
594-1 1-2IN
NSN: 4820-01-058-7683
FSC: 4820
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY R-405 SEAT
bonnet_typeINSIDE SCREW
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleREDUCED SOCKET WITH ONE BRAZING RING ALL ENDS
style_designatorANGLE
features_providedBONNET PACKING
operating_pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
nominal_pipe_size_accommodated0.500 INCHES ALL ENDS IN
NSN4820-01-058-7683
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 594-1 1-2IN · 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
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
BONNET ATTACHMENT METHOD: THREADED
MATERIAL: COPPER ALLOY BODY
CONNECTION STYLE: REDUCED SOCKET WITH ONE BRAZING RING ALL ENDS
OPERATING PRESSURE: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDED: BONNET PACKING
TECHNICAL CHARACTERISTICS (FLIS)
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
BONNET ATTACHMENT METHODTHREADED
MATERIALCOPPER ALLOY BODY
CONNECTION STYLEREDUCED SOCKET WITH ONE BRAZING RING ALL ENDS
OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDEDBONNET PACKING
BONNET TYPEINSIDE SCREW
MATERIALPLASTIC POLYVINYLIDENE CHLORIDE PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
594112Interchangeable
interchangeable cross-reference
interchangeable
5941Interchangeable
interchangeable cross-reference
interchangeable
059410Interchangeable
interchangeable cross-reference
interchangeable
59410Interchangeable
interchangeable cross-reference
interchangeable
M35038Interchangeable
interchangeable cross-reference
interchangeable
LCVP8991PC1T012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 594-1 1-2IN?
594-1 1-2IN is a DOOR,METAL,MARINE STRUCTURAL.
What parts can replace 594-1 1-2IN?
There are 17 known substitutes for 594-1 1-2IN: 594112, 5941, 059410 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 594-1 1-2IN?
594-1 1-2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-058-7683. This indicates validated use in U.S. government and defense supply chains.
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