The Trap,steam, cataloged under National Stock Number 4730-00-028-6764, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 9 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-028-6764 |
| Primary Part Number | 47280SEATA |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Design Type | INVERTED BUCKET |
| Inlet Connection Type | FEMALE IRON PIPE |
| Screw Thread Series Designator | NPT LOCATION NOT OTHERWISE SPECIFIED |
| Body Design | STRAIGHT PATTERN |
| Rated Capacity at Maximum Working Pressure | 765.000 POUNDS OF WATER PER HOUR LBS |
| Material | STEEL BODY |
| Material | STEEL CORROSION RESISTING WORKING PARTS |
| Furnished Items | STRAINER |
| Outlet Connection Type | FEMALE IRON PIPE |
| 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 |
|---|---|
| J422 | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| 47280SEATA PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
NSN 4730-00-028-6764 is a Trap,steam, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-028-6764 has 2 manufacturer part numbers on file: J422 (Spirax Sarco Inc Dba Spirax Sarco), 47280SEATA (Spirax Sarco Inc Dba Spirax Sarco).
1 possible match (shared part number, not a government interchangeability claim): 4940-00-458-2723. Verify interchangeability with system specifications before substitution.
Key specifications for 47280SEATA: Design Type: INVERTED BUCKET; Inlet Connection Type: FEMALE IRON PIPE; Screw Thread Series Designator: NPT LOCATION NOT OTHERWISE SPECIFIED; Body Design: STRAIGHT PATTERN. 9 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.