The Coupling,tube, cataloged under National Stock Number 4730-01-324-5073, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-324-5073 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES ALL ENDS |
| Furnished Items and Quantity | 2 MOUNTING BRACKET |
| Flange Face Design | PLAIN ALL ENDS |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Nominal Length | 0.935 INCHES ALL ENDS IN |
| Nominal Overall Length | 1.580 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Bolt Hole Nominal Diameter | 0.219 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.812 INCHES ALL ENDS IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 0.219 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 2 ALL ENDS |
| Nominal Width | 0.469 INCHES ALL ENDS IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 0.562 INCHES ALL ENDS IN |
| Media for Which Designed | OIL SINGLE RESPONSE |
| Nominal Thickness | 0.082 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3002455-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-324-5073 is a Coupling,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-324-5073: Flange Shape: OVAL WITH HOLES ALL ENDS; Furnished Items and Quantity: 2 MOUNTING BRACKET; Flange Face Design: PLAIN ALL ENDS; Connection Style: PLAIN (TUBE) ALL ENDS. 15 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.