The Valve,drain,toilet, cataloged under National Stock Number 4510-00-577-4563, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4510-00-577-4563 |
| Item Name | Valve,drain,toilet |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Status | ACTIVE |
| General Characteristics Item Description | PLUNGER ASSEMBLY WITH BEVELED RUBBER GASKET SEAL.SPRING LOADEDWITH CABLE AND PULLY ASSEMBLY TO OPERATE.DOES NOT INCLUDE MATING END OF VALVE ASSEMBLY.O/A DIM 17.18 INCH LG BY 5.75 INCH DIA.APPL DATA,DRAIN SYSTEM,TOILET HOLDING TANK,BOEING MODEL B727 AIRCRAFT IN |
| 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 |
|---|---|
| 148005 | C/1 Advisory reference — outside the item-of-supply concept Mag Aerospace Industries, Llc Div Safran Cabins |
| 148005 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4510-00-577-4563 is a Valve,drain,toilet, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 1660-00-679-9595, 5945-00-727-0727, 5360-01-106-1014. Verify interchangeability with system specifications before substitution.
Key specifications for 4510-00-577-4563: General Characteristics Item Description: PLUNGER ASSEMBLY WITH BEVELED RUBBER GASKET SEAL.SPRING LOADEDWITH CABLE AND PULLY ASSEMBLY TO OPERATE.DOES NOT INCLUDE MATING END OF VALVE ASSEMBLY.O/A DIM 17.18 INCH LG BY 5.75 INCH DIA.APPL DATA,DRAIN SYSTEM,TOILET HOLDING TANK,BOEING MODEL B727 AIRCRAFT IN. 1 specification is 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.