The Outlet,air Exhaust, cataloged under National Stock Number 4730-01-406-0139, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-406-0139 |
| Primary Part Number | 11665315 |
| Item Name | Outlet,air Exhaust |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | 2 1.500 IN. OD ELBOW TUBES ,90.0 DEG, MOUNTED ON A COMMON BASE; 2.500 IN. C TO C IN |
| Color | WHITE |
| Surface Treatment | ENAMEL |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 11665315 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 11665315 | 3/9 Design control — primary reference General Motors Corp Detroit Diesel Allison Div Military Vehicles Opn |
NSN 4730-01-406-0139 is a Outlet,air Exhaust, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-406-0139 has 1 manufacturer part number on file: 11665315 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11665315: Overall Height: 5.000 INCHES NOMINAL IN; General Characteristics Item Description: 2 1.500 IN. OD ELBOW TUBES ,90.0 DEG, MOUNTED ON A COMMON BASE; 2.500 IN. C TO C IN; Overall Length: 7.630 INCHES NOMINAL IN; Overall Width: 4.500 INCHES NOMINAL IN. 4 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.