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Technical Data Sheet
PartsTable / COMPONENT / A6794.025.156
A6794.025.156 ✓ 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 A6794.025.156 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 4820-01-127-5187, 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
A6794.025.156
NSN: 4820-01-127-5187
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
Part NumberA6794.025.156
NSN4820-01-127-5187
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A6794.025.156 · 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: STEEL CORROSION RESISTING
•
LARGEST OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A276-303 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: TYPE 2741-T
•
STEM ACTUATING END TYPE: ROUNDED
•
VALVE TYPE FOR WHICH DESIGNED: RELIEF
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
LARGEST OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276-303 FED SPEC SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
VALVE MODEL NUMBER FOR WHICH DESIGNEDTYPE 2741-T
STEM ACTUATING END TYPEROUNDED
VALVE TYPE FOR WHICH DESIGNEDRELIEF
OVERALL LENGTH13.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
20243Interchangeable
interchangeable cross-reference
interchangeable
LQ100-1CInterchangeable
interchangeable cross-reference
interchangeable
11207678-2Interchangeable
interchangeable cross-reference
interchangeable
STB-100Interchangeable
interchangeable cross-reference
interchangeable
B7454.002.108Interchangeable
interchangeable cross-reference
interchangeable
20243 FIND 5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A6794.025.156?
A6794.025.156 is a A6794.025.156.
What parts can replace A6794.025.156?
There are 12 known substitutes for A6794.025.156: 20243, LQ100-1C, 11207678-2 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A6794.025.156?
A6794.025.156 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-127-5187. 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