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PartsTable / COMPONENT / 4301T-SE 1/2IN
4301T-SE 1/2IN ✓ 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 4301T-SE 1/2IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-172-8229, 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
4301T-SE 1/2IN
NSN: 4820-01-172-8229
FSC: 4820
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
Part Number4301T-SE 1/2IN
NSN4820-01-172-8229
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4301T-SE 1/2IN · 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
•
VALVE OPERATION METHOD: MANUAL
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
SPECIFICATION/STANDARD DATA: 81348-WW-V-35 GOVERNMENT SPECIFICATION
•
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NONDEFINITIVE SPEC/STD DATA: A CLASS AND A STYLE AND II TYPE
•
STYLE DESIGNATOR: STRAIGHT THRU
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
SPECIFICATION/STANDARD DATA81348-WW-V-35 GOVERNMENT SPECIFICATION
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NONDEFINITIVE SPEC/STD DATAA CLASS AND A STYLE AND II TYPE
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
MATERIALBRONZE BODY
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
WW-V-35Interchangeable
interchangeable cross-reference
interchangeable
70-101-01Interchangeable
interchangeable cross-reference
interchangeable
MSS SP-110Interchangeable
interchangeable cross-reference
interchangeable
B6000 3/8INInterchangeable
interchangeable cross-reference
interchangeable
D11TT3-8Interchangeable
interchangeable cross-reference
interchangeable
MSS-SP110 3/8 FIG1AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4301T-SE 1/2IN?
4301T-SE 1/2IN is a 4301T-SE 1/2IN.
What parts can replace 4301T-SE 1/2IN?
There are 23 known substitutes for 4301T-SE 1/2IN: WW-V-35, 70-101-01, MSS SP-110 and 20 more. Substitute compatibility should be verified for your specific system.
Is 4301T-SE 1/2IN still available?
4301T-SE 1/2IN 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