The Plug,pipe, cataloged under National Stock Number 4730-01-453-7450, 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 Mct Brattberg Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-453-7450 |
| Primary Part Number | RGP4 SS |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mct Brattberg Inc. |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 4.000 INCHES IN |
| Body Type | CORED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-453-7450 is a Plug,pipe, manufactured by Mct Brattberg Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-453-7450 has 2 manufacturer part numbers on file: RGP4 SS (Nelson M.c.t. - South, Inc), RGP4 SS (Mct Brattberg Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-552-0260. Verify interchangeability with system specifications before substitution.
Key specifications for RGP4 SS: Nominal Pipe Size for Which Designed: 4.000 INCHES IN; Body Type: CORED; End Item Identification: WHIDBEY ISLAND CLASS LSD. 2 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.