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PartsTable / COMPONENT / A6790-023-127 1/4IN
A6790-023-127 1/4IN ✓ 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 A6790-023-127 1/4IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-066-9582, 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
A6790-023-127 1/4IN
NSN: 4820-01-066-9582
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
Part NumberA6790-023-127 1/4IN
NSN4820-01-066-9582
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A6790-023-127 1/4IN · 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
•
MATERIAL: NICKEL ALLOY
•
VALVE SIZE FOR WHICH DESIGNED: 0.250 INCHES IN
•
VALVE TYPE FOR WHICH DESIGNED: RELIEF
•
STEM ACTUATING END TYPE: ROUNDED AND SQUARE
•
LARGEST OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY
VALVE SIZE FOR WHICH DESIGNED0.250 INCHES IN
VALVE TYPE FOR WHICH DESIGNEDRELIEF
STEM ACTUATING END TYPEROUNDED AND SQUARE
LARGEST OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
OVERALL LENGTH5.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
858-5Interchangeable
interchangeable cross-reference
interchangeable
03743Interchangeable
interchangeable cross-reference
interchangeable
A85-85Interchangeable
interchangeable cross-reference
interchangeable
1789810-4Interchangeable
interchangeable cross-reference
interchangeable
MIL-V-20065Interchangeable
interchangeable cross-reference
interchangeable
20257 FIND 11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A6790-023-127 1/4IN?
A6790-023-127 1/4IN is a A6790-023-127 1/4IN.
What parts can replace A6790-023-127 1/4IN?
There are 15 known substitutes for A6790-023-127 1/4IN: 858-5, 03743, A85-85 and 12 more. Substitute compatibility should be verified for your specific system.
Is A6790-023-127 1/4IN still available?
A6790-023-127 1/4IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026