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0780351 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BULB,FLUSH,WATER CLOSET TANK is a the manufacturer industrial component. Key specifications include diameter: 4.0 INCHES NOMINAL IN, special_features: COPPER; ELLIPSOIDAL SHAPE; 5.0 INCHES LONG, 1/4-20 UNC INTERNAL THREADS ON ONE END TO ACCEPT FLOAT ROD IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4510-00-242-4185, 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
0780351
NSN: 4510-00-242-4185
FSC: 4510
CAGE: 3NNR2 — WATTS WATER TECHNOLOGIES INC (USA)
SPECIFICATIONS
diameter4.0 INCHES NOMINAL IN
special_featuresCOPPER; ELLIPSOIDAL SHAPE; 5.0 INCHES LONG, 1/4-20 UNC INTERNAL THREADS ON ONE END TO ACCEPT FLOAT ROD IN
NSN4510-00-242-4185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BULB,FLUSH,WATER CLOSET TANK TITLE COMPONENT PN 0780351 MFR BULB,FLUSH,WATER CLOSE
KEY FEATURES
•
DIAMETER: 4.0 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER4.0 INCHES NOMINAL IN
SPECIAL FEATURESCOPPER; ELLIPSOIDAL SHAPE; 5.0 INCHES LONG, 1/4-20 UNC INTERNAL THREADS ON ONE END TO ACCEPT FLOAT ROD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
A-A-2820-7Interchangeable
interchangeable cross-reference
interchangeable
4510002027366Interchangeable
interchangeable cross-reference
interchangeable
WW-P-541/1Interchangeable
interchangeable cross-reference
interchangeable
ANSI Z124.5-BF3B1Interchangeable
interchangeable cross-reference
interchangeable
C106C-00Interchangeable
interchangeable cross-reference
interchangeable
WW-P-541Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0780351?
0780351 is a BULB,FLUSH,WATER CLOSET TANK.
What parts can replace 0780351?
There are 19 known substitutes for 0780351: A-A-2820-7, 4510002027366, WW-P-541/1 and 16 more. Substitute compatibility should be verified for your specific system.
Is 0780351 still available?
0780351 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