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Technical Data Sheet

84-4S 3/4X1-1/4-50 — Technical Data Sheet

✓ 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

PARTS KIT,HYDRAULIC BRAKE WHEEL. Key specifications include material: STEEL CORROSION RESISTING BODY, bonnet_type: INSIDE SPRING, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN,OPTIONAL END(PIPE) SECOND END, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-021-2757, 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
84-4S 3/4X1-1/4-50
NSN: 4820-01-021-2757
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
bonnet_typeINSIDE SPRING
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN,OPTIONAL END(PIPE) SECOND END
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
operating_pressure50.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size1.250 INCHES SECOND END IN
maximum_operating_temp300.0 FAHRENHEIT SECOND RESPONSE DEGF
valve_operation_methodAUTOMATIC
NSN4820-01-021-2757
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 84-4S 3/4X1-1/4-50 · 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
•
DISK LOADING METHOD: SPRING
•
VALVE OPERATION METHOD: AUTOMATIC
•
RENEWABLE SEAT RING TYPE: THREADED
•
OPERATING PRESSURE: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
•
BONNET TYPE: INSIDE SPRING
•
MEDIA FOR WHICH DESIGNED: STEAM FIRST RESPONSE
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) SECOND END
•
MAXIMUM OPERATING TEMP: 300.0 FAHRENHEIT SECOND RESPONSE DEGF
TECHNICAL CHARACTERISTICS
DISK LOADING METHODSPRING
VALVE OPERATION METHODAUTOMATIC
RENEWABLE SEAT RING TYPETHREADED
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
BONNET TYPEINSIDE SPRING
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
MAXIMUM OPERATING TEMP300.0 FAHRENHEIT SECOND RESPONSE DEGF
BONNET ATTACHMENT METHODTHREADED
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
D20721InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
84SInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D20840InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
K8416InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
115InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
84-S 3/4MX1-1/4F-50InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 84-4S 3/4X1-1/4-50?
84-4S 3/4X1-1/4-50 is a PARTS KIT,HYDRAULIC BRAKE WHEEL.
What parts can replace 84-4S 3/4X1-1/4-50?
There are 6 known substitutes for 84-4S 3/4X1-1/4-50: D20721, 84S, D20840 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 84-4S 3/4X1-1/4-50?
84-4S 3/4X1-1/4-50 is cataloged in the Federal Logistics Information System under NSN 4820-01-021-2757. This indicates validated use in U.S. government and defense supply chains.
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