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Technical Data Sheet
SS845-1889568ASSYC3-4IN ✓ 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,GLOBE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, bonnet_type: INSIDE SCREW, connection_style: STREAMLINED WITH ONE BRAZING RING FIRST END, style_designator: STRAIGHT THRU, features_provided: BONNET PACKING, operating_pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-027-3404, 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
SS845-1889568ASSYC3-4IN
NSN: 4820-00-027-3404
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
bonnet_typeINSIDE SCREW
connection_styleSTREAMLINED WITH ONE BRAZING RING FIRST END
style_designatorSTRAIGHT THRU
features_providedBONNET PACKING
operating_pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
bonnet_attachment_methodUNION
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
renewable_seat_ring_typeTHREADED
NSN4820-00-027-3404
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: SS845-1889568ASSYC3-4IN · 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: COPPER ALLOY 922 BODY
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
STYLE DESIGNATOR: STRAIGHT THRU
FEATURES PROVIDED: BONNET PACKING
OPERATING PRESSURE: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 922 BODY
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
STYLE DESIGNATORSTRAIGHT THRU
FEATURES PROVIDEDBONNET PACKING
OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALNICKEL ALLOY SEAT
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END IN
BONNET TYPEINSIDE SCREW
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2620-902X6ASSYC3-4INInterchangeable
Same NIIN cross-reference
interchangeable
C35595 3/4INInterchangeable
Same NIIN cross-reference
interchangeable
1889568 ASSY CInterchangeable
Same NIIN cross-reference
interchangeable
803-2177934Interchangeable
Same NIIN cross-reference
interchangeable
803-2177934-B416Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS845-1889568ASSYC3-4IN?
SS845-1889568ASSYC3-4IN is a VALVE,GLOBE.
What parts can replace SS845-1889568ASSYC3-4IN?
There are 5 known substitutes for SS845-1889568ASSYC3-4IN: 2620-902X6ASSYC3-4IN, C35595 3/4IN, 1889568 ASSY C and 2 more. Substitute compatibility should be verified for your specific system.
Is SS845-1889568ASSYC3-4IN still available?
SS845-1889568ASSYC3-4IN is currently cancelled.
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