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PartsTable / COMPONENT / S90066/300450
S90066/300450 ✓ 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 S90066/300450 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-122-5168, 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
S90066/300450
NSN: 4820-01-122-5168
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
Part NumberS90066/300450
NSN4820-01-122-5168
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S90066/300450 · 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
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.350 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.640 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.050 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SWING CHECK
•
MATERIAL: ALUMINUM ALLOY AND COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.350 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.640 INCHES NOMINAL IN
INSIDE DIAMETER1.050 INCHES NOMINAL IN
STYLE DESIGNATORSWING CHECK
MATERIALALUMINUM ALLOY AND COPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3111REV7 1 1-4INInterchangeable
interchangeable cross-reference
interchangeable
SS845-2110235-ASSY-8EA-1-1/4Interchangeable
interchangeable cross-reference
interchangeable
SS845-2110235ASSY8EAInterchangeable
interchangeable cross-reference
interchangeable
2620-927X1ASSY8AA1-4INInterchangeable
interchangeable cross-reference
interchangeable
845-2110235 ASSInterchangeable
interchangeable cross-reference
interchangeable
2620-927X1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S90066/300450?
S90066/300450 is a S90066/300450.
What parts can replace S90066/300450?
There are 15 known substitutes for S90066/300450: 3111REV7 1 1-4IN, SS845-2110235-ASSY-8EA-1-1/4, SS845-2110235ASSY8EA and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S90066/300450?
S90066/300450 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-122-5168. 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