The Trap,drain,plumbing Fixture, cataloged under National Stock Number 4510-01-281-4526, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4510-01-281-4526 |
| Item Name | Trap,drain,plumbing Fixture |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Status | ACTIVE |
| Cleanout Plug | NOT PROVIDED |
| Swivel | NOT INCLUDED |
| Vent | NOT INCLUDED |
| Antisiphon Feature | NOT INCLUDED |
| Shape | ANY ACCEPTABLE |
| Outlet Connection Method | SLIP JOINT |
| Inlet Connection Nominal Pipe Size Accommodated | 1.500 INCHES IN |
| Inlet Connection Method | SLIP JOINT |
| Adjustable Standard | NOT PROVIDED |
| Material | COPPER ALLOY |
| Outlet Connection Nominal Pipe Size Accommodated | 1.500 INCHES 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 |
|---|---|
| 581 | 3/9 Design control — primary reference Bridgeport Plumbing Products Inc |
| 57290 | 5/9 Secondary reference Sterling Faucet Co Sub of Kohler Co |
NSN 4510-01-281-4526 is a Trap,drain,plumbing Fixture, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4510-01-325-9512, 5940-01-575-3081. Verify interchangeability with system specifications before substitution.
Key specifications for 4510-01-281-4526: Cleanout Plug: NOT PROVIDED; Swivel: NOT INCLUDED; Overall Length: 21.000 INCHES IN; Vent: NOT 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.