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Technical Data Sheet
PartsTable / COMPONENT / 3412 1 1/2IN
3412 1 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 3412 1 1/2IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-200-0745, 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
3412 1 1/2IN
NSN: 4820-00-200-0745
FSC: 4820
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
Part Number3412 1 1/2IN
NSN4820-00-200-0745
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3412 1 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
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS
•
DISK LOADING METHOD: SPRING
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
SPECIAL FEATURESSWING CHECK TYPE
DISK LOADING METHODSPRING
MOUNTING POSITIONHORIZONTAL OR VERTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
SPECIFICATION/STANDARD DATA59646-MSS AP-80 MANUFACTURERS STANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
B-345-1Interchangeable
interchangeable cross-reference
interchangeable
B345Interchangeable
interchangeable cross-reference
interchangeable
554Interchangeable
interchangeable cross-reference
interchangeable
762AInterchangeable
interchangeable cross-reference
interchangeable
254Interchangeable
interchangeable cross-reference
interchangeable
236Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3412 1 1/2IN?
3412 1 1/2IN is a 3412 1 1/2IN.
What parts can replace 3412 1 1/2IN?
There are 19 known substitutes for 3412 1 1/2IN: B-345-1, B345, 554 and 16 more. Substitute compatibility should be verified for your specific system.
Is 3412 1 1/2IN still available?
3412 1 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