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PartsTable / COMPONENT / 2191-1154
2191-1154 ✓ 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 VALVE,DIAPHRAGM,STOP is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, end_item_identification: 4930-00-944-2998. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-944-2998, 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
2191-1154
NSN: 4820-00-944-2998
FSC: 4820
CAGE: 93568 — HARSCO CORP BMY-COMBAT SYSTEMS DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY
end_item_identification4930-00-944-2998
NSN4820-00-944-2998
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2191-1154 · 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
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) SECOND END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
RENEWABLE SEAT RING TYPE: PRESSED-IN
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
BONNET ATTACHMENT METHOD: BOLTED
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
RENEWABLE SEAT RING TYPEPRESSED-IN
THREAD DIRECTIONRIGHT-HAND FIRST END
BONNET ATTACHMENT METHODBOLTED
THREAD DIRECTIONRIGHT-HAND SECOND END
SPECIAL FEATURESPAINTED YELLOW
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES SECOND END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
9177314-14Interchangeable
interchangeable cross-reference
interchangeable
3034-7Interchangeable
interchangeable cross-reference
interchangeable
3034Y7Interchangeable
interchangeable cross-reference
interchangeable
1406101Interchangeable
interchangeable cross-reference
interchangeable
JT10855Interchangeable
interchangeable cross-reference
interchangeable
10308BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2191-1154?
2191-1154 is a VALVE,DIAPHRAGM,STOP.
What parts can replace 2191-1154?
There are 13 known substitutes for 2191-1154: 9177314-14, 3034-7, 3034Y7 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2191-1154?
2191-1154 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-944-2998. 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