The Hose,air Duct, cataloged under National Stock Number 4720-01-551-2834, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Glenair, Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-551-2834 |
| Primary Part Number | 127-007-1-40BF |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 120.000 INCHES MINIMUM EXCLUDING END FITTINGS IN |
| Style Designator | FULLY CONVOLUTED |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.025 INCHES NOMINAL IN |
| Outside Diameter | 1.539 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 1.205 INCHES MINIMUM AND 1.250 INCHES MAXIMUM BOTH ENDS IN |
| Material | PLASTIC FLUORINATED ETHYLENE PROPYLENE SINGLE PLY |
| 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 |
|---|---|
| 127-007-1-40BF PRIMARY | Glenair, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6012371-001 | 7/2 Vendor item drawing reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
NSN 4720-01-551-2834 is a Hose,air Duct, manufactured by Glenair, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-551-2834 has 1 manufacturer part number on file: 127-007-1-40BF (Glenair, Inc.).
Key specifications for 127-007-1-40BF: Measuring Method and Length: 120.000 INCHES MINIMUM EXCLUDING END FITTINGS IN; Style Designator: FULLY CONVOLUTED; Cross-Sectional Shape Style: ROUND; Wall Thickness: 0.025 INCHES NOMINAL IN. 7 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.