The Parts Kit,flush Connection, cataloged under National Stock Number 4510-01-539-9434, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Evac North America Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-01-539-9434 |
| Primary Part Number | 6541772 ITEM 4 |
| Item Name | Parts Kit,flush Connection |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Evac North America Inc |
| Status | ACTIVE |
| End Item Source | 58568 |
| End Item Name | WALL MOUNTED TOILET |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6541772 ITEM 4 | Evac North America Inc (USA) |
| 6541409 | Evac North America Inc (USA) |
| Reference | Meaning |
|---|---|
| 6541409 | 3/9 Design control — primary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
| 6541772 ITEM 4 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
NSN 4510-01-539-9434 is a Parts Kit,flush Connection, manufactured by Evac North America Inc, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-539-9434 has 2 manufacturer part numbers on file: 6541772 ITEM 4 (Evac North America Inc), 6541409 (Evac North America Inc).
Key specifications for 6541772 ITEM 4: End Item Source: 58568; End Item Name: WALL MOUNTED TOILET; Part Name Assigned by Controlling Agency: VACUUM BREAKER, USPH, WALL MODEL; End Item Identification: EVAC 900. 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.