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Technical Data Sheet
PartsTable / COMPONENT / 20244K91SS
20244K91SS ✓ 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 INTERCOMMUNICATION STATION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, valve_size: 3.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, nominal_thickness: 0.938 INCHES ALL ENDS IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-216-4531, 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
20244K91SS
NSN: 4820-01-216-4531
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
valve_size3.000 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorANGLE FLANGED ENDS
nominal_thickness0.938 INCHES ALL ENDS IN
bolt_hole_quantity4 ALL ENDS
flange_face_designRAISED STRAIGHT ALL ENDS
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
maximum_operating_temp500.0 FAHRENHEIT SINGLE RESPONSE DEGF
NSN4820-01-216-4531
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20244K91SS · 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 THICKNESS: 0.938 INCHES ALL ENDS IN
•
SECOND CONNECTION FACE TO CENTERLINE DISTANCE: 6.375 INCHES IN
•
NOMINAL OUTSIDE DIAMETER: 7.500 INCHES ALL ENDS IN
•
BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN
•
FLOW CONTROL DEVICE: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FIRST CONNECTION FACE TO CENTERLINE DISTANCE: 6.000 INCHES IN
•
ADJUSTABLE PRESSURE RANGE: +77.0 TO 88.0 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THICKNESS0.938 INCHES ALL ENDS IN
SECOND CONNECTION FACE TO CENTERLINE DISTANCE6.375 INCHES IN
NOMINAL OUTSIDE DIAMETER7.500 INCHES ALL ENDS IN
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS IN
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.000 INCHES IN
ADJUSTABLE PRESSURE RANGE+77.0 TO 88.0 POUNDS PER SQUARE INCH LBS
DISK LOADING METHODSPRING
BOLT HOLE QUANTITY4 ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
747DMInterchangeable
interchangeable cross-reference
interchangeable
477-1161-007Interchangeable
interchangeable cross-reference
interchangeable
LM747JInterchangeable
interchangeable cross-reference
interchangeable
20244 FIND 8Interchangeable
interchangeable cross-reference
interchangeable
A6794.049.156Interchangeable
interchangeable cross-reference
interchangeable
9657-6-81SSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20244K91SS?
20244K91SS is a INTERCOMMUNICATION STATION.
What parts can replace 20244K91SS?
There are 18 known substitutes for 20244K91SS: 747DM, 477-1161-007, LM747J and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20244K91SS?
20244K91SS is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-216-4531. 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