The Clamp,hose, cataloged under National Stock Number 4730-00-388-9787, 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11 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-388-9787 |
| Item Name | Clamp,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Temp Rating | 250.0 FAHRENHEIT DEGF |
| Fastening Device Type | SELF-LOCKING HEXAGON NUT |
| Style Designator | BAND |
| Specification/standard Data | 96906-MS21920 GOVERNMENT STANDARD |
| Inside Diameter | 2.766 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM BOLT |
| Surface Treatment | PASSIVATE BAND |
| Material | STEEL NUT |
| Material | STEEL BOLT |
| Material | STEEL CORROSION RESISTING BAND |
| 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 |
|---|---|
| MS21920-23R | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-8783/1 | 4/1 Identification reference U.S. Government activity |
| N80-23 | 5/1 Secondary reference U.S. Government activity |
| MIL-C-8783 | 5/9 Secondary reference U.S. Government activity |
| MS21920-23 | 5/9 Secondary reference U.S. Government activity |
| MS21920-23R | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-00-388-9787 is a Clamp,hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-00-838-2378. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-388-9787: Temp Rating: 250.0 FAHRENHEIT DEGF; Fastening Device Type: SELF-LOCKING HEXAGON NUT; Style Designator: BAND; Overall Width: 0.625 INCHES NOMINAL 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.