PartsTable
Technical Data Sheet
20291M51SS CDS-1 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL UNS J03002 BODY, valve_size: 0.500 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, nominal_thickness: 0.438 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 4820-01-377-6861, 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
20291M51SS CDS-1
NSN: 4820-01-377-6861
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL UNS J03002 BODY
valve_size0.500 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorANGLE FLANGED ENDS
nominal_thickness0.438 INCHES ALL ENDS IN
bolt_hole_quantity4 ALL ENDS
flange_face_designRAISED STRAIGHT ALL ENDS
operating_pressure275.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC OR MANUAL
NSN4820-01-377-6861
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 20291M51SS CDS-1 · 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
FLOW CONTROL DEVICE: DISK
VALVE SIZE: 0.500 INCHES IN
NOMINAL OUTSIDE DIAMETER: 3.500 INCHES ALL ENDS IN
BOLT HOLE QUANTITY: 4 ALL ENDS
CONNECTION TYPE: FLANGE ALL ENDS
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER: 2.375 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISK
VALVE SIZE0.500 INCHES IN
NOMINAL OUTSIDE DIAMETER3.500 INCHES ALL ENDS IN
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
FLANGE SHAPEROUND WITH HOLES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.375 INCHES ALL ENDS IN
OPERATING PRESSURE275.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
20291Interchangeable
interchangeable cross-reference
interchangeable
23318Interchangeable
interchangeable cross-reference
interchangeable
22205Interchangeable
interchangeable cross-reference
interchangeable
20504Interchangeable
interchangeable cross-reference
interchangeable
AC4-3AInterchangeable
interchangeable cross-reference
interchangeable
AK43ABSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20291M51SS CDS-1?
20291M51SS CDS-1 is a MICROCIRCUIT,DIGITAL.
What parts can replace 20291M51SS CDS-1?
There are 18 known substitutes for 20291M51SS CDS-1: 20291, 23318, 22205 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20291M51SS CDS-1?
20291M51SS CDS-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-377-6861. This indicates validated use in U.S. government and defense supply chains.
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