The Hose,air Duct, cataloged under National Stock Number 4720-01-299-8788, 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. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-299-8788 |
| Primary Part Number | 12369370 |
| 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 |
| Measuring Method and Length | 5.550 INCHES NOMINAL OVERALL IN |
| Inside Width | 1.500 INCHES NOMINAL FIRST END IN |
| Inside Length | 5.500 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 5.500 INCHES IN |
| Connection Style | RECTANGULAR FIRST END |
| Connection Style | RECTANGULAR SECOND END |
| Connection Type | PREFORMED SECOND END |
| Connection Type | PREFORMED FIRST END |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | RECTANGULAR |
| Wall Thickness | 0.130 INCHES NOMINAL IN |
| Operating Pressure | 16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| End Inside Width | 1.500 INCHES NOMINAL FIRST END IN |
| End Inside Width | 1.500 INCHES NOMINAL SECOND END IN |
| End Overall Length | 3.250 INCHES NOMINAL SECOND END IN |
| End Overall Length | 1.250 INCHES NOMINAL FIRST END IN |
| End Inside Length | 5.500 INCHES NOMINAL FIRST END IN |
| End Inside Length | 5.500 INCHES NOMINAL SECOND END IN |
| Material | STEEL REINFORCING WIRE |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FIRST PLY |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| 12369370 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4720-01-299-8788 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 4720-01-299-8788 has 1 manufacturer part number on file: 12369370 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12369370: Measuring Method and Length: 5.550 INCHES NOMINAL OVERALL IN; Inside Width: 1.500 INCHES NOMINAL FIRST END IN; Inside Length: 5.500 INCHES NOMINAL FIRST END IN; Minimum Inside Bending Radius: 5.500 INCHES IN. 21 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.