The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-090-1397, 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 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-090-1397 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST END IN |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END |
| Connection Style | GASKET SEAL (HOSE) SECOND END |
| Nominal Overall Length | 2.750 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED INTERNAL HOSE SECOND END |
| Material Document and Classification | MIL-C-15726,70:30 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Thread Quantity Per Inch | 11-1/2 SECOND END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NH SECOND END |
| 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 |
|---|---|
| 15-97-0208 | 5/9 Secondary reference U.S. Government activity |
| 2621-022-01PC169 | 3/2 Design control — primary reference U.S. Government activity |
| 15-97-0208A | 5/1 Secondary reference U.S. Government activity |
| 2621-022-01 PIE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4730-01-090-1397 is a Adapter,straight,pipe to Hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-090-1397: Nominal Pipe Size Accommodated: 0.500 INCHES FIRST END IN; Connection Style: STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END; Connection Style: GASKET SEAL (HOSE) SECOND END; Nominal Overall Length: 2.750 INCHES IN. 11 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.