The Drain,floor, cataloged under National Stock Number 4510-00-256-8835, 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 Inventory Control Point Mechanicsburg. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4510-00-256-8835 |
| Primary Part Number | H4510-256-8835 |
| Item Name | Drain,floor |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Design Configuration | PERFORATED |
| Shape | ROUND |
| Outlet Location | BOTTOM |
| Open Strainer | INCLUDED |
| Unit Type | FLUSH |
| Outlet Connection Joint Type | THREADED |
| Outlet Pipe Size Accommodated | 2.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| Open Strainer Dimension | 4-11/16 IN. DIA IN |
| Attachment Method | BOLTED |
| 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 |
|---|---|
| H4510-256-8835 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| H4510-256-8835 | 5/9 Secondary reference U.S. Government activity |
| 4767 | 5/9 Secondary reference U.S. Government activity |
NSN 4510-00-256-8835 is a Drain,floor, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-00-256-8835 has 1 manufacturer part number on file: H4510-256-8835 (Naval Inventory Control Point Mechanicsburg).
4 possible matches (shared part number, not a government interchangeability claim): 5330-00-825-8029, 4140-01-498-8235, 6515-01-619-6939. Verify interchangeability with system specifications before substitution.
Key specifications for H4510-256-8835: Design Configuration: PERFORATED; Shape: ROUND; Outlet Location: BOTTOM; Open Strainer: INCLUDED. 11 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.