The Coupling,tube, cataloged under National Stock Number 4730-01-358-2491, 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 Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-358-2491 |
| Primary Part Number | 125315B-24 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Nominal Overall Length | 1.648 INCHES IN |
| 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 |
|---|---|
| 125315B-24 PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
| RFK9924-13 | Howmet Global Fastening Systems Inc Div Rosan / Eagle Products (USA) |
| Reference | Meaning |
|---|---|
| RFK9924-13 | 5/9 Secondary reference U.S. Government activity |
| 7D0109-24 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4730-01-358-2491 is a Coupling,tube, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-358-2491 has 2 manufacturer part numbers on file: 125315B-24 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), RFK9924-13 (Howmet Global Fastening Systems Inc Div Rosan / Eagle Products).
Key specifications for 125315B-24: Nominal Overall Length: 1.648 INCHES IN. 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.