The Trap,steam, cataloged under National Stock Number 4730-01-053-6645, 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 Naval Undersea Warfare Center Keyport Div. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-053-6645 |
| Primary Part Number | CA49289 |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Undersea Warfare Center Keyport Div |
| Status | ACTIVE |
| Design Type | BUCKET |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Screw Thread Series Designator | NPT LOCATION NOT OTHERWISE SPECIFIED |
| Body Design | STRAIGHT VERTICAL PATTERN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-053-6645 is a Trap,steam, manufactured by Naval Undersea Warfare Center Keyport Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-053-6645 has 2 manufacturer part numbers on file: CA49289 (Ordnance Technology Service, Inc.), CA49289 (Naval Undersea Warfare Center Keyport Div).
1 possible match (shared part number, not a government interchangeability claim): 1005-01-558-6934. Verify interchangeability with system specifications before substitution.
Key specifications for CA49289: Design Type: BUCKET; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Screw Thread Series Designator: NPT LOCATION NOT OTHERWISE SPECIFIED; Body Design: STRAIGHT VERTICAL PATTERN. 5 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.