PartsTable
Technical Data Sheet
DD445S4810-243 ✓ 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,Y is a the manufacturer industrial component. Key specifications include material: STEEL BODY, bonnet_type: OUTSIDE SCREW-YOKE, flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, special_features: 3/4 INCH FLANGED NIPPLE IN BONNET IN, style_designator: STRAIGHT THRU Y-PATTERN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-391-9356, 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
DD445S4810-243
NSN: 4820-00-391-9356
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL BODY
bonnet_typeOUTSIDE SCREW-YOKE
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
special_features3/4 INCH FLANGED NIPPLE IN BONNET IN
style_designatorSTRAIGHT THRU Y-PATTERN
nominal_thickness2.000 INCHES FIRST END IN
bolt_hole_quantity8 FIRST END
flange_face_designRAISED STRAIGHT FIRST END
flow_control_deviceDISK
face_to_face_distance14.000 INCHES IN
valve_operation_methodMANUAL
NSN4820-00-391-9356
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: DD445S4810-243 · 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
BONNET TYPE: OUTSIDE SCREW-YOKE
FLOW CONTROL DEVICE: DISK
NOMINAL THICKNESS: 2.000 INCHES FIRST END IN
BOLT CIRCLE NOMINAL DIAMETER: 6.625 INCHES FIRST END IN
FLANGE FACE DESIGN: RAISED STRAIGHT FIRST END
NOMINAL OUTSIDE DIAMETER: 8.250 INCHES FIRST END IN
FLANGE SHAPE: ROUND WITH HOLES FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
BONNET TYPEOUTSIDE SCREW-YOKE
FLOW CONTROL DEVICEDISK
NOMINAL THICKNESS2.000 INCHES FIRST END IN
BOLT CIRCLE NOMINAL DIAMETER6.625 INCHES FIRST END IN
SPECIAL FEATURES3/4 INCH FLANGED NIPPLE IN BONNET IN
FLANGE FACE DESIGNRAISED STRAIGHT FIRST END
NOMINAL OUTSIDE DIAMETER8.250 INCHES FIRST END IN
FLANGE SHAPEROUND WITH HOLES FIRST END
BOLT HOLE NOMINAL DIAMETER0.812 INCHES FIRST END IN
RAISED FACE NOMINAL HEIGHT0.125 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
4WE6Interchangeable
interchangeable cross-reference
interchangeable
2264248Interchangeable
interchangeable cross-reference
interchangeable
20721Interchangeable
interchangeable cross-reference
interchangeable
MILR36540Interchangeable
interchangeable cross-reference
interchangeable
3040PL1941494Interchangeable
interchangeable cross-reference
interchangeable
70400-01250-055Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DD445S4810-243?
DD445S4810-243 is a VALVE,Y.
What parts can replace DD445S4810-243?
There are 6 known substitutes for DD445S4810-243: 4WE6, 2264248, 20721 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DD445S4810-243?
DD445S4810-243 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-391-9356. This indicates validated use in U.S. government and defense supply chains.
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