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845-1889580ASSYGS3INPC41-45L1 — 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the Federal Logistics Information System under NSN 4820-01-062-9429, 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
845-1889580ASSYGS3INPC41-45L1
NSN: 4820-01-062-9429
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS
NSN4820-01-062-9429
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-1889580ASSYGS3INPC41-45L1 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2620-922X1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1889561InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1889561PC41X42XInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10030322InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10032572InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N10701-2BPPC6PC93INL1InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-1889580ASSYGS3INPC41-45L1?
845-1889580ASSYGS3INPC41-45L1 is a STEM,FLUID VALVE.
What parts can replace 845-1889580ASSYGS3INPC41-45L1?
There are 13 known substitutes for 845-1889580ASSYGS3INPC41-45L1: 2620-922X1, 1889561, 1889561PC41X42X and 10 more. Substitute compatibility should be verified for your specific system.
Is 845-1889580ASSYGS3INPC41-45L1 still available?
845-1889580ASSYGS3INPC41-45L1 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: October 2026