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PartsTable / COMPONENT / 440-819-100-430-159
440-819-100-430-159 ✓ 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 GEAR OPERATOR,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, gear_type: WORM, gear_ratio: 80 TO 1, end_item_identification: NIMITZ CLASS CVN, valve_type_for_which_designed: VENT, material_document_and_classification: ASTM-A-351 ASSN STD SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-466-6355, 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
440-819-100-430-159
NSN: 4820-01-466-6355
FSC: 4820
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialSTEEL
gear_typeWORM
gear_ratio80 TO 1
end_item_identificationNIMITZ CLASS CVN
valve_type_for_which_designedVENT
material_document_and_classificationASTM-A-351 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-01-466-6355
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 440-819-100-430-159 · 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
•
GEAR RATIO: 80 TO 1
•
MATERIAL: STEEL
•
GEAR TYPE: WORM
•
VALVE TYPE FOR WHICH DESIGNED: VENT
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A-351 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
GEAR RATIO80 TO 1
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
MATERIALSTEEL
GEAR TYPEWORM
VALVE TYPE FOR WHICH DESIGNEDVENT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-351 ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
AS3085-012Interchangeable
interchangeable cross-reference
interchangeable
M83248/1-012Interchangeable
interchangeable cross-reference
interchangeable
9469127712Interchangeable
interchangeable cross-reference
interchangeable
B107.9Interchangeable
interchangeable cross-reference
interchangeable
2804Interchangeable
interchangeable cross-reference
interchangeable
AS954Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 440-819-100-430-159?
440-819-100-430-159 is a GEAR OPERATOR,VALVE.
What parts can replace 440-819-100-430-159?
There are 17 known substitutes for 440-819-100-430-159: AS3085-012, M83248/1-012, 9469127712 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 440-819-100-430-159?
440-819-100-430-159 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-466-6355. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026