The Plug,pipe, cataloged under National Stock Number 4730-01-470-4145, 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 Caterpillar Inc Div Caterpillar Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Plug,pipe |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Finning (uk) Ltd (CAGE U8468); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Tvs Supply Chain Solutions Limited (CAGE KCQ24) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-470-4145 |
| Primary Part Number | 7X-7731 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| 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 |
|---|---|
| 7X-7731 | Finning (uk) Ltd (GBR) |
| 7X-7731 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| CV154834 | Tvs Supply Chain Solutions Limited (GBR) |
| Reference | Meaning |
|---|---|
| 9HE617 | 5/9 Secondary reference Oshkosh Corp |
| 151-7192 | D/9 Drawing number reference only Caterpillar Inc Div Caterpillar Defense |
| 9HE617 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 4730-01-470-4145 is a Plug,pipe, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-470-4145 has 3 manufacturer part numbers on file: 7X-7731 (Finning (uk) Ltd), 7X-7731 (Caterpillar Inc Div Caterpillar Defense), CV154834 (Tvs Supply Chain Solutions Limited).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-470-6183. Verify interchangeability with system specifications before substitution.
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.