The Spool Piece, cataloged under National Stock Number 4730-00-351-9232, 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 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-351-9232 |
| Item Name | Spool Piece |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Lifting Facility | RING |
| Nominal Pipe Size Designation | 6.000 INCHES IN |
| End Thickness | 1.000 INCHES NOMINAL IN |
| End Bolt Hole Diameter | 0.875 INCHES NOMINAL IN |
| End Style | RAISED FACE, BOSSED NECK |
| Ring Inside Diameter | 4.000 INCHES NOMINAL IN |
| Quantity | 2 |
| End Bolt Hole Quantity | 8 |
| Stock Diameter | 1.000 INCHES NOMINAL IN |
| End Bolt Circle Diameter | 9.500 INCHES NOMINAL IN |
| Material | STEEL |
| End Outside Diameter | 11.000 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 |
|---|---|
| 398904ITEM2-24 | 3/2 Design control — primary reference U.S. Government activity |
| 398-904ITEM2-24 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-00-351-9232 is a Spool Piece, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-351-9232: Lifting Facility: RING; Nominal Pipe Size Designation: 6.000 INCHES IN; End Thickness: 1.000 INCHES NOMINAL IN; End Bolt Hole Diameter: 0.875 INCHES NOMINAL IN. 12 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.