PartsTable
Technical Data Sheet
SS845-1889587 A ✓ 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 LOCKNUT,TUBE FITTING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, bonnet_type: INSIDE SPRING, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: STREAMLINED WITH TWO BRAZING RINGS ALL ENDS, style_designator: ANGLE, 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 4820-01-151-6302, 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
SS845-1889587 A
NSN: 4820-01-151-6302
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
bonnet_typeINSIDE SPRING
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSTREAMLINED WITH TWO BRAZING RINGS ALL ENDS
style_designatorANGLE
operating_pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
renewable_seat_ring_typeTHREADED
NSN4820-01-151-6302
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: SS845-1889587 A · 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
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
BONNET TYPE: INSIDE SPRING
MAXIMUM OPERATING TEMP: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
RENEWABLE SEAT RING TYPE: THREADED
OPERATING PRESSURE: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FLOW CONTROL DEVICE: DISK
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
BONNET TYPEINSIDE SPRING
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
RENEWABLE SEAT RING TYPETHREADED
OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FLOW CONTROL DEVICEDISK
VALVE OPERATION METHODMANUAL
CONNECTION STYLESTREAMLINED WITH TWO BRAZING RINGS ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
C38476Interchangeable
interchangeable cross-reference
interchangeable
SS845-1889587Interchangeable
interchangeable cross-reference
interchangeable
SC3549 3-4INInterchangeable
interchangeable cross-reference
interchangeable
2620-902L1Interchangeable
interchangeable cross-reference
interchangeable
845-1889587ASSYD,3-4INL1Interchangeable
interchangeable cross-reference
interchangeable
2620-902ASSYD3-4INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS845-1889587 A?
SS845-1889587 A is a LOCKNUT,TUBE FITTING.
What parts can replace SS845-1889587 A?
There are 29 known substitutes for SS845-1889587 A: C38476, SS845-1889587, SC3549 3-4IN and 26 more. Substitute compatibility should be verified for your specific system.
Is SS845-1889587 A still available?
SS845-1889587 A is currently cancelled.
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