PartsTable
Technical Data Sheet
2018600U51M ✓ 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 VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 BODY, bonnet_type: INSIDE SPRING, connection_type: BUTT WELD PIPE FIRST END, style_designator: STRAIGHT THRU, disk_loading_method: SPRING, flow_control_device: DISK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-168-5673, 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
2018600U51M
NSN: 4820-01-168-5673
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 BODY
bonnet_typeINSIDE SPRING
connection_typeBUTT WELD PIPE FIRST END
style_designatorSTRAIGHT THRU
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
bonnet_attachment_methodBOLTED
opening_pressure_setting241.0 POUNDS PER SQUARE INCH LBS
renewable_seat_ring_typeRETAINING SCREW
criticality_code_justificationZZZY
nominal_pipe_size_accommodated0.500 INCHES FIRST END IN
NSN4820-01-168-5673
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 2018600U51M · 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
MATERIAL: NICKEL ALLOY FLOW CONTROL DEVICE
STYLE DESIGNATOR: STRAIGHT THRU
OPENING PRESSURE SETTING: 241.0 POUNDS PER SQUARE INCH LBS
DISK LOADING METHOD: SPRING
FLOW CONTROL DEVICE: DISK
BONNET ATTACHMENT METHOD: BOLTED
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
STYLE DESIGNATORSTRAIGHT THRU
OPENING PRESSURE SETTING241.0 POUNDS PER SQUARE INCH LBS
MATERIALCOPPER ALLOY 922 BODY
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
BONNET ATTACHMENT METHODBOLTED
VALVE OPERATION METHODAUTOMATIC
BONNET TYPEINSIDE SPRING
MATERIALNICKEL ALLOY BODY LINING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
20186Interchangeable
interchangeable cross-reference
interchangeable
6836Interchangeable
interchangeable cross-reference
interchangeable
7J31Interchangeable
interchangeable cross-reference
interchangeable
20083Interchangeable
interchangeable cross-reference
interchangeable
UJ/127Interchangeable
interchangeable cross-reference
interchangeable
2000-5004-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2018600U51M?
2018600U51M is a VALVE,SAFETY RELIEF.
What parts can replace 2018600U51M?
There are 16 known substitutes for 2018600U51M: 20186, 6836, 7J31 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2018600U51M?
2018600U51M is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-168-5673. This indicates validated use in U.S. government and defense supply chains.
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