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Technical Data Sheet
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845-1889557 — Technical Data Sheet

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— · 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 GLAND,VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CRES ASTM A-182 GR.F6 MOD. This part is cataloged in the Federal Logistics Information System under NSN 4820-01-118-2843, 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
845-1889557
NSN: 4820-01-118-2843
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCRES ASTM A-182 GR.F6 MOD
NSN4820-01-118-2843
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-1889557 · 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
•
STYLE DESIGNATOR: POPPET
•
SHANK DIAMETER: 3.480 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.465 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SEAT ANGLE: 75.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 2.885 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.890 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT5.750 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
SHANK DIAMETER3.480 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.465 INCHES NOMINAL IN
MATERIALSTEEL
SEAT ANGLE75.0 DEGREES NOMINAL
INSIDE DIAMETER2.885 INCHES NOMINAL IN
FLANGE DIAMETER2.890 INCHES NOMINAL IN
INSIDE DEPTH4.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SS845-1889557ASSYGSC3INPIECE74InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SS845-1889557InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
845-1889550ASSYGS5IN PIECE 41InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2620-922X1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5232-3WEDGEInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2620-922X4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-1889557?
845-1889557 is a GLAND,VALVE.
What parts can replace 845-1889557?
There are 11 known substitutes for 845-1889557: SS845-1889557ASSYGSC3INPIECE74, SS845-1889557, 845-1889550ASSYGS5IN PIECE 41 and 8 more. Substitute compatibility should be verified for your specific system.
Is 845-1889557 still available?
845-1889557 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: October 2026