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PartsTable / COMPONENT / 845-1889587 PIECE 4 3/4IN
845-1889587 PIECE 4 3/4IN ✓ 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 845-1889587 PIECE 4 3/4IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-067-6334, 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
845-1889587 PIECE 4 3/4IN
NSN: 4820-01-067-6334
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number845-1889587 PIECE 4 3/4IN
NSN4820-01-067-6334
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-1889587 PIECE 4 3/4IN · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
NOMINAL THREAD SIZE: 1.050 INCHES SINGLE THREADED PORTION IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
BODY INSIDE DIAMETER: 0.574 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE SEAT TO DISK END HEIGHT0.125 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED FLANGED
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
MATERIALSTEEL CORROSION RESISTING OVERALL
SPECIAL FEATURESINTERNAL OCTAGON WRENCH FEATURES
NOMINAL THREAD SIZE1.050 INCHES SINGLE THREADED PORTION IN
THREAD CLASS2A SINGLE THREADED PORTION A
BODY INSIDE DIAMETER0.574 INCHES NOMINAL IN
SEAT ANGLE IN DEG75.000 NOMINAL
UNDER FLANGE HEIGHT0.341 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
SS845-1889587ASInterchangeable
interchangeable cross-reference
interchangeable
584-1-594-1Interchangeable
interchangeable cross-reference
interchangeable
51158DInterchangeable
interchangeable cross-reference
interchangeable
5160-F1-380Interchangeable
interchangeable cross-reference
interchangeable
51158-F-380Interchangeable
interchangeable cross-reference
interchangeable
2620-902ASSYD1IInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-1889587 PIECE 4 3/4IN?
845-1889587 PIECE 4 3/4IN is a 845-1889587 PIECE 4 3/4IN.
What parts can replace 845-1889587 PIECE 4 3/4IN?
There are 10 known substitutes for 845-1889587 PIECE 4 3/4IN: SS845-1889587AS, 584-1-594-1, 51158D and 7 more. Substitute compatibility should be verified for your specific system.
Is 845-1889587 PIECE 4 3/4IN still available?
845-1889587 PIECE 4 3/4IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026