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PartsTable / COMPONENT / 74184 ITEM 4
74184 ITEM 4 ✓ 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

RECEIVER-TRANSMITTER SUBASSEMBLY. Key specifications include material: STEEL CORROSION RESISTING, outside_diameter: 1.983 INCHES NOMINAL IN, special_features: CIRCULAR GROOVE FOR SEAT RING, style_designator: BUTTERFLY, material_thickness: 0.590 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-103-9136, 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
74184 ITEM 4
NSN: 4820-01-103-9136
FSC: 4820
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
outside_diameter1.983 INCHES NOMINAL IN
special_featuresCIRCULAR GROOVE FOR SEAT RING
style_designatorBUTTERFLY
material_thickness0.590 INCHES NOMINAL IN
NSN4820-01-103-9136
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 74184 ITEM 4 · 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: BUTTERFLY
•
MATERIAL THICKNESS: 0.590 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
•
OUTSIDE DIAMETER: 1.983 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORBUTTERFLY
MATERIAL THICKNESS0.590 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
OUTSIDE DIAMETER1.983 INCHES NOMINAL IN
SPECIAL FEATURESCIRCULAR GROOVE FOR SEAT RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
172013H1Interchangeable
interchangeable cross-reference
interchangeable
643022Interchangeable
interchangeable cross-reference
interchangeable
7419-3Interchangeable
interchangeable cross-reference
interchangeable
AM3A6UL15-20Interchangeable
interchangeable cross-reference
interchangeable
40751Interchangeable
interchangeable cross-reference
interchangeable
APL111-1-6-600-153Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74184 ITEM 4?
74184 ITEM 4 is a RECEIVER-TRANSMITTER SUBASSEMBLY.
What parts can replace 74184 ITEM 4?
There are 13 known substitutes for 74184 ITEM 4: 172013H1, 643022, 7419-3 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74184 ITEM 4?
74184 ITEM 4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-103-9136. 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