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Technical Data Sheet
PartsTable / COMPONENT / FC6-446
FC6-446 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, duty_type: CONTINUOUS, time_delay: 5.00 SECONDS MAXIMUM FIXED RELEASE TIME, thread_class: 2A ALL ENDS A, overall_height: 1.719 INCHES MAXIMUM IN, overall_length: 1.900 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-119-3725, 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
FC6-446
NSN: 4820-00-119-3725
FSC: 4820
CAGE: 1N9W8 — BT BRAKE SALES, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
duty_typeCONTINUOUS
time_delay5.00 SECONDS MAXIMUM FIXED RELEASE TIME
thread_class2A ALL ENDS A
coil_quantity1
overall_height1.719 INCHES MAXIMUM IN
overall_length1.900 INCHES MAXIMUM IN
overall_diameter1.312 INCHES MAXIMUM IN
special_featuresWEAPON SYSTEM ESSENTIAL
thread_directionRIGHT-HAND ALL ENDS
winding_quantity1
surface_treatmentZINC
NSN4820-00-119-3725
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: FC6-446 · 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 CLASS: 2A ALL ENDS A
•
THREAD SERIES DESIGNATOR: UNF ALL ENDS
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A ALL ENDS A
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
THREAD SERIES DESIGNATORUNF ALL ENDS
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND ALL ENDS
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATION3810-00-937-3939
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
SURFACE TREATMENTZINC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
139820Interchangeable
interchangeable cross-reference
interchangeable
2110-0015Interchangeable
interchangeable cross-reference
interchangeable
26-136P22Interchangeable
interchangeable cross-reference
interchangeable
7-641297Interchangeable
interchangeable cross-reference
interchangeable
641297Interchangeable
interchangeable cross-reference
interchangeable
AN6204-1AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FC6-446?
FC6-446 is a RELAY,ELECTROMAGNETIC.
What parts can replace FC6-446?
There are 23 known substitutes for FC6-446: 139820, 2110-0015, 26-136P22 and 20 more. Substitute compatibility should be verified for your specific system.
Is FC6-446 still available?
FC6-446 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