The Trap,steam, cataloged under National Stock Number 4730-01-431-6639, 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 Bermingham Controls, Inc., a California Corporation Dba Bermingham Controls Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-431-6639 |
| Primary Part Number | 70653 |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Bermingham Controls, Inc., a California Corporation Dba Bermingham Controls Inc |
| Status | ACTIVE |
| Material | IRON CAST OVERALL |
| 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 |
|---|---|
| 90/4.4.1 ALT 4 IT76 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 70653 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 70653 PRIMARY | Bermingham Controls, Inc., a California Corporation Dba Bermingham Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 90/4.4.1 ALT 4 | D/9 Drawing number reference only Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 4730-01-431-6639 is a Trap,steam, manufactured by Bermingham Controls, Inc., a California Corporation Dba Bermingham Controls Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-431-6639 has 3 manufacturer part numbers on file: 90/4.4.1 ALT 4 IT76 (Leslie Controls, Inc. Dba Leslie Controls Inc), 70653 (Leslie Controls, Inc. Dba Leslie Controls Inc), 70653 (Bermingham Controls, Inc., a California Corporation Dba Bermingham Controls Inc).
Key specifications for 70653: End Item Identification: LESLIE CONSTANTEMP HEATER MODEL E-150,E-300.E-4500 AND E-600; Material: IRON CAST OVERALL. 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.