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Technical Data Sheet
PartsTable / MRO / 206B
206B ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 1.531 INCHES NOMINAL IN, outside_diameter: 0.4982 INCHES MINIMUM AND 0.4985 INCHES MAXIMUM IN, features_provided: GROOVED, valve_design_control_activity: 23724. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-001-6181, 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
MRO→ MRO_GENERAL→ 206B
NSN: 4820-00-001-6181
FSC: 4820
CAGE: 23724 — RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length1.531 INCHES NOMINAL IN
outside_diameter0.4982 INCHES MINIMUM AND 0.4985 INCHES MAXIMUM IN
features_providedGROOVED
valve_design_control_activity23724
NSN4820-00-001-6181
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 206B · 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
•
MATERIAL: COPPER ALLOY
•
FEATURES PROVIDED: GROOVED
•
VALVE DESIGN CONTROL ACTIVITY: 23724
•
OUTSIDE DIAMETER: 0.4982 INCHES MINIMUM AND 0.4985 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
FEATURES PROVIDEDGROOVED
VALVE DESIGN CONTROL ACTIVITY23724
OVERALL LENGTH1.531 INCHES NOMINAL IN
OUTSIDE DIAMETER0.4982 INCHES MINIMUM AND 0.4985 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
L1206Interchangeable
interchangeable cross-reference
interchangeable
206MInterchangeable
interchangeable cross-reference
interchangeable
B6935Interchangeable
interchangeable cross-reference
interchangeable
206BInterchangeable
interchangeable cross-reference
interchangeable
808520Interchangeable
interchangeable cross-reference
interchangeable
206Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 206B?
206B is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 206B?
There are 13 known substitutes for 206B: L1206, 206M, B6935 and 10 more. Substitute compatibility should be verified for your specific system.
Is 206B still available?
206B 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