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Technical Data Sheet
PartsTable / COMPONENT / 3500-1/2
3500-1/2 ✓ 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 3500-1/2 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-052-4648, 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
3500-1/2
NSN: 4820-00-052-4648
FSC: 4820
CAGE: 19243 — ITT FLUID TECHNOLOGY CORP ITT ENGINEERED VALVES DIV (USA)
SPECIFICATIONS
Part Number3500-1/2
NSN4820-00-052-4648
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3500-1/2 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
•
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON FIRST RESPONSE
•
MATERIAL: COPPER BODY
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND A CLASS AND 3 STYLE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMAXIMUM OPERATING PRESSURE: 600 PSI SPEC/STD: MSS SP110 ONE PIECE BODY
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON FIRST RESPONSE
MATERIALCOPPER BODY
THREAD SERIES DESIGNATORNPT ALL ENDS
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A CLASS AND 3 STYLE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MATERIALCOPPER ALLOY STEM
MEDIA FOR WHICH DESIGNEDWATER, FRESH THIRD RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
3500-12Interchangeable
interchangeable cross-reference
interchangeable
210469Interchangeable
interchangeable cross-reference
interchangeable
280035Interchangeable
interchangeable cross-reference
interchangeable
32-103-01Interchangeable
interchangeable cross-reference
interchangeable
32337AXInterchangeable
interchangeable cross-reference
interchangeable
3003693Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3500-1/2?
3500-1/2 is a 3500-1/2.
What parts can replace 3500-1/2?
There are 23 known substitutes for 3500-1/2: 3500-12, 210469, 280035 and 20 more. Substitute compatibility should be verified for your specific system.
Is 3500-1/2 still available?
3500-1/2 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