The Hose,air Breathing, cataloged under National Stock Number 4720-00-767-6791, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is R.e. Darling Co., Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-00-767-6791 |
| Primary Part Number | REDARA10673-2 |
| Item Name | Hose,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | R.e. Darling Co., Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 15.062 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND BOTH ENDS |
| Connection Type | THREADED FIRST END |
| Style Designator | FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.156 INCHES NOMINAL IN |
| Operating Pressure | 25.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | OZONE RESISTANT |
| Inside Diameter | 0.531 INCHES NOMINAL FIRST END IN |
| End Overall Length | 1.000 INCHES NOMINAL BOTH ENDS IN |
| End Inside Diameter | 0.531 INCHES NOMINAL BOTH ENDS IN |
| Material | RUBBER SYNTHETIC FIRST PLY |
| Material | STEEL REINFORCING WIRE |
| Material | PLASTIC POLYESTER COVER |
| 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 |
|---|---|
| REDARA10673-2 PRIMARY | R.e. Darling Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| DC198 | 5/9 Secondary reference B/e Aerospace, Inc. Dba Interturbine Div Oxygen & PSU Systems |
NSN 4720-00-767-6791 is a Hose,air Breathing, manufactured by R.e. Darling Co., Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-767-6791 has 1 manufacturer part number on file: REDARA10673-2 (R.e. Darling Co., Inc.).
Key specifications for REDARA10673-2: Measuring Method and Length: 15.062 INCHES NOMINAL OVERALL IN; Connection Style: ROUND BOTH ENDS; Connection Type: THREADED FIRST END; Style Designator: FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS. 14 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.