The Bulb,flush,water Closet Tank, cataloged under National Stock Number 4510-00-951-8433, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-00-951-8433 |
| Item Name | Bulb,flush,water Closet Tank |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Status | ACTIVE |
| Diameter | 2.375 INCHES MAXIMUM IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5890 | 5/9 Secondary reference U.S. Government activity |
| 058909 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4510-00-951-8433 is a Bulb,flush,water Closet Tank, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6630-01-227-4274, 5985-01-287-4250, 6630-01-308-3009. Verify interchangeability with system specifications before substitution.
Key specifications for 4510-00-951-8433: Diameter: 2.375 INCHES MAXIMUM IN; Material: RUBBER. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.