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Technical Data Sheet
PartsTable / COMPONENT / 45190-3
45190-3 ✓ 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 PANEL,STRUCTURAL,AIRCRAFT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, end_item_identification: KC-135 AIRCRAFT, aircraft_mission_design_series: KC-135. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-5365, 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
45190-3
NSN: 4820-00-399-5365
FSC: 4820
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
end_item_identificationKC-135 AIRCRAFT
aircraft_mission_design_seriesKC-135
NSN4820-00-399-5365
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 45190-3 · 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
•
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES NOMINAL IN
•
MEDIA FOR WHICH DESIGNED: AIR
•
BODY STYLE: STRAIGHT THRU
•
FIRST END CONNECTION TYPE: THREADED EXTERNAL TUBE
•
FIRST END STYLE DESIGNATOR: FLARED
•
FIRST END SEAT ANGLE IN DEG: 37.0
•
THIRD END RELATIONSHIP WITH PRECEDING ENDS: IDENTICAL WITH FIRST END
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDAIR
BODY STYLESTRAIGHT THRU
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATORFLARED
FIRST END SEAT ANGLE IN DEG37.0
THIRD END RELATIONSHIP WITH PRECEDING ENDSIDENTICAL WITH FIRST END
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD CLASS3A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
A45190Interchangeable
interchangeable cross-reference
interchangeable
45190Interchangeable
interchangeable cross-reference
interchangeable
65-28205-4Interchangeable
interchangeable cross-reference
interchangeable
J5270AInterchangeable
interchangeable cross-reference
interchangeable
AS4283Interchangeable
interchangeable cross-reference
interchangeable
AS4283 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45190-3?
45190-3 is a PANEL,STRUCTURAL,AIRCRAFT.
What parts can replace 45190-3?
There are 9 known substitutes for 45190-3: A45190, 45190, 65-28205-4 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 45190-3?
45190-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-5365. 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