The Drain,floor, cataloged under National Stock Number 4510-01-546-3397, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Bestweld Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-01-546-3397 |
| Primary Part Number | DDAV2CN7BCR |
| Item Name | Drain,floor |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Bestweld Inc |
| Status | ACTIVE |
| Clamping Ring | NOT PROVIDED |
| Backwater Valve | PROVIDED |
| Double Drainage Feature | NOT PROVIDED |
| Supplementary Features | OVERALL LENGTH: 5.906 IN; FLANGE HEIGHT: 2.250 IN; OVERALL DIAMETER: 7.063 IN; DRAIN PIPE LENGTH: 2.125 IN; DRAIN PIP OD: 2.375 IN. IN |
| Shape | ROUND |
| Integral Trap Type | BELL |
| Clean-Out Feature | NOT INCLUDED |
| Outlet Location | BOTTOM |
| Open Strainer | INCLUDED |
| Unit Type | BEEHIVE |
| Removable Bucket | NOT PROVIDED |
| Outlet Connection Joint Type | CALKED |
| Outlet Pipe Size Accommodated | 2.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| Open Strainer Dimension | 5.563 |
| Attachment Method | THREADED |
| 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 |
|---|---|
| DDAV2CN7BCR | Bestweld Inc (USA) |
| Reference | Meaning |
|---|---|
| DD70B400CR | 3/9 Design control — primary reference W & O Supply Inc |
NSN 4510-01-546-3397 is a Drain,floor, manufactured by Bestweld Inc, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-546-3397 has 1 manufacturer part number on file: DDAV2CN7BCR (Bestweld Inc).
Key specifications for DDAV2CN7BCR: Clamping Ring: NOT PROVIDED; Backwater Valve: PROVIDED; Double Drainage Feature: NOT PROVIDED; Supplementary Features: OVERALL LENGTH: 5.906 IN; FLANGE HEIGHT: 2.250 IN; OVERALL DIAMETER: 7.063 IN; DRAIN PIPE LENGTH: 2.125 IN; DRAIN PIP OD: 2.375 IN. IN. 17 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.