The Drain,floor, cataloged under National Stock Number 4510-01-549-1405, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-01-549-1405 |
| Primary Part Number | 528-6404768 ASSY 94 |
| Item Name | Drain,floor |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Clamping Ring | NOT PROVIDED |
| Backwater Valve | NOT PROVIDED |
| Double Drainage Feature | NOT PROVIDED |
| Shape | ROUND |
| Integral Trap Type | S |
| Clean-Out Feature | NOT INCLUDED |
| Outlet Location | SIDE |
| Open Strainer | INCLUDED |
| Unit Type | FLUSH |
| Removable Bucket | NOT PROVIDED |
| Outlet Connection Joint Type | CALKED |
| Outlet Pipe Size Accommodated | 1.500 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 528-6404768 ASSY 94 PRIMARY | Naval Sea Systems Command (USA) |
| DF2500-3309 ASSY 94 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 211043129 | 5/2 Secondary reference U.S. Government activity |
| 528-7410996-F113 | 5/1 Secondary reference Naval Sea Systems Command |
| B656-3220-F113 | 5/1 Secondary reference U.S. Government activity |
NSN 4510-01-549-1405 is a Drain,floor, manufactured by Naval Sea Systems Command, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-549-1405 has 2 manufacturer part numbers on file: 528-6404768 ASSY 94 (Naval Sea Systems Command), DF2500-3309 ASSY 94 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 528-6404768 ASSY 94: Clamping Ring: NOT PROVIDED; Backwater Valve: NOT PROVIDED; Double Drainage Feature: NOT PROVIDED; Shape: ROUND. 14 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.