The Coupling,pipe, cataloged under National Stock Number 4730-00-375-2498, 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 Rolls-Royce Solutions America Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-375-2498 |
| Primary Part Number | 140813 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 1.344 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | PLAIN W/CONCAVE SIDES |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Material | IRON OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| 140813 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 140813 | 5/9 Secondary reference General Motors Corp |
NSN 4730-00-375-2498 is a Coupling,pipe, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-375-2498 has 1 manufacturer part number on file: 140813 (Rolls-Royce Solutions America Inc).
2 possible matches (shared part number, not a government interchangeability claim): 2530-00-446-8352, 6665-01-664-6365. Verify interchangeability with system specifications before substitution.
Key specifications for 140813: Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 1.344 INCHES IN; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: PLAIN W/CONCAVE SIDES. 7 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.