The Hose,air Duct, cataloged under National Stock Number 4720-00-595-1807, 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 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-595-1807 |
| Primary Part Number | 8674362 |
| 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 | 22.125 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | ROUND FIRST END |
| Connection Type | PREFORMED FIRST END |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.125 INCHES NOMINAL IN |
| Operating Pressure | 40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Departure From Cited Document | ASMODIFIED BY MATERIALS AND CONSTRUCTION IAW ORD CORPS DWG NO. 8674361-19207 |
| Inside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| End Overall Length | 1.250 INCHES NOMINAL FIRST END IN |
| End Inside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| 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 |
|---|---|
| 8674362 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 8674362 PRIMARY | Flexfab Llc (USA) |
| 8674362 PRIMARY | Arrowhead Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 8674362 | 3/2 Design control — primary reference U.S. Government activity |
| 8674361 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| MIL-H-52079 | 5/9 Secondary reference U.S. Government activity |
| 8674362 | 5/9 Secondary reference U.S. Government activity |
| A-A-52546 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
NSN 4720-00-595-1807 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 4720-00-595-1807 has 3 manufacturer part numbers on file: 8674362 (U S Army Tank Automotive Command Amsta-Im-Mm), 8674362 (Flexfab Llc), 8674362 (Arrowhead Products Corp).
6 possible matches (shared part number, not a government interchangeability claim): 4720-00-595-1808, 4720-00-678-4742, 4720-00-678-4744. Verify interchangeability with system specifications before substitution.
Key specifications for 8674362: Measuring Method and Length: 22.125 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: ROUND FIRST END; Connection Type: PREFORMED FIRST END. 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.