The Hose,air Duct, cataloged under National Stock Number 4720-01-426-2233, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Bemco, Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-426-2233 |
| Primary Part Number | NAS1376A12CA113 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Bemco, Inc |
| Status | ACTIVE |
| Measuring Method and Length | 31.500 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND BOTH ENDS |
| Connection Type | PREFORMED BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.055 INCHES NOMINAL IN |
| Inside Diameter | 2.940 INCHES NOMINAL FIRST END IN |
| End Overall Length | 1.700 INCHES NOMINAL BOTH ENDS IN |
| End Inside Diameter | 1.420 INCHES NOMINAL BOTH ENDS IN |
| Material | STEEL REINFORCING WIRE |
| Material | FIBERGLASS AND RUBBER SILICONE CLASS Q FIRST PLY |
| Material | FIBERGLASS AND PLASTIC VINYL SECOND 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 |
|---|---|
| NAS1376A12CA113 PRIMARY | Bemco, Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1376A12CA113 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-426-2233 is a Hose,air Duct, manufactured by Bemco, Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-426-2233 has 1 manufacturer part number on file: NAS1376A12CA113 (Bemco, Inc).
Key specifications for NAS1376A12CA113: Measuring Method and Length: 31.500 INCHES NOMINAL OVERALL IN; Connection Style: ROUND BOTH ENDS; Connection Type: PREFORMED BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED. 12 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.