The Spacer,flexible,pipeline, cataloged under National Stock Number 4730-01-177-4917, 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 9 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-177-4917 |
| Item Name | Spacer,flexible,pipeline |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Thickness | 0.190 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 8.000 INCHES NOMINAL IN |
| Body Length | 2.120 INCHES NOMINAL IN |
| Inside Diameter | 5.500 INCHES NOMINAL IN |
| Flange Height | 1.250 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Fabrication Method | MOLDED |
| Thickness | 0.190 INCHES NOMINAL 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 |
|---|---|
| 845-4675606 | D/9 Drawing number reference only U.S. Government activity |
| 87643-2520 ITEM F24 | 5/2 Secondary reference U.S. Government activity |
| 501-4675255 | D/9 Drawing number reference only U.S. Government activity |
| 501-4675255 ITEM F-24 | 5/2 Secondary reference U.S. Government activity |
| 4675255-DF24 | 3/2 Design control — primary reference U.S. Government activity |
| 4675255-F24 | 5/9 Secondary reference U.S. Government activity |
| 4675255-0F24 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 845-4675606 ASSY A-5.5X8 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-177-4917 is a Spacer,flexible,pipeline, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-177-4917: Flange Thickness: 0.190 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 8.000 INCHES NOMINAL IN; Body Length: 2.120 INCHES NOMINAL IN. 9 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.