The Trap,steam, cataloged under National Stock Number 4730-01-293-2844, 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 Nicholson Steam Trap Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-293-2844 |
| Primary Part Number | N302WR-3/4 |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Nicholson Steam Trap Inc |
| Status | ACTIVE |
| Design Type | THERMOSTATIC |
| Inlet Connection Type | FEMALE IRON PIPE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Maximum Steam Working Pressure | ERR-060 |
| Screw Thread Series Designator | NPT LOCATION NOT OTHERWISE SPECIFIED |
| Rated Capacity at Maximum Working Pressure | 199.2 POUNDS OF WATER PER HOUR LBS |
| Material | STEEL BODY |
| 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 |
|---|---|
| N302WR-3/4 PRIMARY | Nicholson Steam Trap Inc (USA) |
| Reference | Meaning |
|---|---|
| N302WR | 5/1 Secondary reference Nicholson Steam Trap Inc |
NSN 4730-01-293-2844 is a Trap,steam, manufactured by Nicholson Steam Trap Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-293-2844 has 1 manufacturer part number on file: N302WR-3/4 (Nicholson Steam Trap Inc).
Key specifications for N302WR-3/4: Design Type: THERMOSTATIC; Inlet Connection Type: FEMALE IRON PIPE; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Maximum Steam Working Pressure: ERR-060. 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.