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Technical Data Sheet
PartsTable / COMPONENT / F-8478 429181
F-8478 429181 ✓ 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 ADAPTER,GOVERNOR VALVE is a the manufacturer industrial component. Key specifications include component_quantity: 29. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-283-5040, 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
F-8478 429181
NSN: 4820-01-283-5040
FSC: 4820
CAGE: 0BR59 — SIEMENS GOVERNMENT TECHNOLOGIES, INC. DBA SGT DRESSER-RAND DIV SGT DRESSER-RAND (USA)
SPECIFICATIONS
component_quantity29
NSN4820-01-283-5040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: F-8478 429181 · 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
•
NONSUPPLY ITEMS AND QUANTITIES: GOV VALVE 1;VALVE GUIDE 1;STEM BUSHING 1;HEX NUTS 2;ADAPTER 1;PIN 1;LEVER 1;OIL CYLINDER PISTON 1;GASKET 3;PISTON ROD 1;SET SCREW 2;SPECIAL LOCKNUT 1;BRACKET 1;TAPER PIN 1;PIVOT SCREW 2;STEM ADJUSTING SCREW 1;SPECIAL STUD 3;SPIRAL WOUND GASKET 2; STEM 1; STRAINER STEM 2
•
COMPONENT QUANTITY: 29
TECHNICAL CHARACTERISTICS (FLIS)
NONSUPPLY ITEMS AND QUANTITIESGOV VALVE 1;VALVE GUIDE 1;STEM BUSHING 1;HEX NUTS 2;ADAPTER 1;PIN 1;LEVER 1;OIL CYLINDER PISTON 1;GASKET 3;PISTON ROD 1;SET SCREW 2;SPECIAL LOCKNUT 1;BRACKET 1;TAPER PIN 1;PIVOT SCREW 2;STEM ADJUSTING SCREW 1;SPECIAL STUD 3;SPIRAL WOUND GASKET 2; STEM 1; STRAINER STEM 2
COMPONENT QUANTITY29
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
924181Interchangeable
interchangeable cross-reference
interchangeable
106048Interchangeable
interchangeable cross-reference
interchangeable
F-8277 PC12Interchangeable
interchangeable cross-reference
interchangeable
B-3837Interchangeable
interchangeable cross-reference
interchangeable
6705255 KIT 429215Interchangeable
interchangeable cross-reference
interchangeable
F-8493 429215Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F-8478 429181?
F-8478 429181 is a ADAPTER,GOVERNOR VALVE.
What parts can replace F-8478 429181?
There are 27 known substitutes for F-8478 429181: 924181, 106048, F-8277 PC12 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F-8478 429181?
F-8478 429181 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-283-5040. 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