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Technical Data Sheet
PartsTable / COMPONENT / 20154G11M
20154G11M ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, bonnet_type: EXPOSED SPRING, connection_type: UNTHREADED INTERNAL TUBE ALL ENDS, connection_style: SOCKET WITH BRAZING RING (TUBE) ALL ENDS, style_designator: ANGLE, operating_pressure: 3450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-211-0939, 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
20154G11M
NSN: 4820-01-211-0939
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialNICKEL ALLOY STEM
bonnet_typeEXPOSED SPRING
connection_typeUNTHREADED INTERNAL TUBE ALL ENDS
connection_styleSOCKET WITH BRAZING RING (TUBE) ALL ENDS
style_designatorANGLE
operating_pressure3450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
maximum_operating_temp180.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
bonnet_attachment_methodBOLTED
media_for_which_designedGAS, INERT SINGLE RESPONSE
NSN4820-01-211-0939
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20154G11M · 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 STEM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 3450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
ADJUSTABLE PRESSURE RANGE: +500.0 TO 3450.0 POUNDS PER SQUARE INCH LBS
•
DISK LOADING METHOD: SPRING
•
MAXIMUM OPERATING TEMP: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATORANGLE
OPERATING PRESSURE3450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE+500.0 TO 3450.0 POUNDS PER SQUARE INCH LBS
DISK LOADING METHODSPRING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALNICKEL ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
20-154Interchangeable
interchangeable cross-reference
interchangeable
61390Interchangeable
interchangeable cross-reference
interchangeable
61390-1Interchangeable
interchangeable cross-reference
interchangeable
C12347Interchangeable
interchangeable cross-reference
interchangeable
2410 1-27/32Interchangeable
interchangeable cross-reference
interchangeable
53218Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20154G11M?
20154G11M is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 20154G11M?
There are 11 known substitutes for 20154G11M: 20-154, 61390, 61390-1 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20154G11M?
20154G11M is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-211-0939. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026