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Technical Data Sheet
PartsTable / COMPONENT / 4 1 1/4
4 1 1/4 ✓ 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

The 4 1 1/4 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 4820-01-354-5496, 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
4 1 1/4
NSN: 4820-01-354-5496
FSC: 4820
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
Part Number4 1 1/4
NSN4820-01-354-5496
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4 1 1/4 · 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
•
BONNET ATTACHMENT METHOD: THREADED
•
MATERIAL: COPPER ALLOY STEM
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
STEM TYPE: NONRISING
•
PRESSURE CLASS: ERR-060
•
OPERATING PRESSURE AND TYPE: 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS (FLIS)
BONNET ATTACHMENT METHODTHREADED
MATERIALCOPPER ALLOY STEM
NOMINAL THREAD SIZE0.250 INCHES IN
MATERIALCOPPER ALLOY 863 DISK
STEM TYPENONRISING
PRESSURE CLASSERR-060
OPERATING PRESSURE AND TYPE200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
THREAD SERIES DESIGNATORNPT
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED406.0 FAHRENHEIT WATER-OIL-GAS DEGF
VALVE SIZE1.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
230-8004002-202Interchangeable
interchangeable cross-reference
interchangeable
11DSCHGInterchangeable
interchangeable cross-reference
interchangeable
411-4Interchangeable
Intel Xeon Silver 4114 2.20GHz 13.75M 10C 85W
interchangeable
10424460Interchangeable
interchangeable cross-reference
interchangeable
41W3005Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-641 TY2CL2STAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4 1 1/4?
4 1 1/4 is a 4 1 1/4.
What parts can replace 4 1 1/4?
There are 17 known substitutes for 4 1 1/4: 230-8004002-202, 11DSCHG, 411-4 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4 1 1/4?
4 1 1/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-354-5496. 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