The Hose,air Duct, cataloged under National Stock Number 4720-01-271-6151, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Mckenna Brytan Industries Llc (CAGE 6ZXN3); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Alacriant Inc (CAGE 5H2X9) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-271-6151 |
| Primary Part Number | 12341591 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12341591 | Mckenna Brytan Industries Llc (USA) |
| 12341591 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12341591-A PRIMARY | Alacriant Inc (USA) |
| Reference | Meaning |
|---|---|
| 5589485 | 5/9 Secondary reference Am General Llc |
| SF5589485-R | D/9 Drawing number reference only Am General Llc |
| 12341591 | 5/9 Secondary reference Am General Llc |
NSN 4720-01-271-6151 is a Hose,air Duct, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-271-6151 has 3 manufacturer part numbers on file: 12341591 (Mckenna Brytan Industries Llc), 12341591 (U S Army Tank Automotive Command Amsta-Im-Mm), 12341591-A (Alacriant 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.