The Arrestor,water Hammer, cataloged under National Stock Number 4510-01-421-2109, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-01-421-2109 |
| Item Name | Arrestor,water Hammer |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 5055-3-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4510-01-421-2109 is a Arrestor,water Hammer, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
Key specifications for 4510-01-421-2109: Overall Length: 4.000 INCHES NOMINAL IN; End Item Identification: OSPREY CLASS MHC; Material: STEEL CORROSION RESISTING. 1 specification is 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.