The Hose,air Duct, cataloged under National Stock Number 4720-01-258-1997, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Byers Chevrolet Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | Byers Chevrolet Inc (CAGE 4W479) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-258-1997 |
| Primary Part Number | 4241570 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Byers Chevrolet Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4241570 | Byers Chevrolet Inc (USA) |
| Reference | Meaning |
|---|---|
| 4241570 | 5/9 Secondary reference Chrysler Realty Company Llc Dba Daimler Chrysler |
| 4241570 | 3/2 Design control — primary reference U.S. Government activity |
| 4241570 | 5/9 Secondary reference Chrysler Corp Hamtramck Assembly |
| 4241570 | C/1 Advisory reference — outside the item-of-supply concept Riverside Chry-Ply Dodge Inc |
NSN 4720-01-258-1997 is a Hose,air Duct, manufactured by Byers Chevrolet Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-258-1997 has 1 manufacturer part number on file: 4241570 (Byers Chevrolet Inc).
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.