The Breathing Tube,respirator, cataloged under National Stock Number 4240-01-328-8128, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-328-8128 |
| Item Name | Breathing Tube,respirator |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | W-8003 INSILATED BREATHING TUBE 36-37 INCHES LONG. MAYBE USED IN TEMPERATURES FROM -10 DEG F TO +175 DEG F (-23.3 DEG C TO +79.4 DEG C) WITHOUT PROTECTION. TWO THUMB SCREWS FURNISHED WITH EACH TUBE. FOR USE WITH WHITECAP II HELMETS ONLY WITH MUFFLER KIT W-8006; SOLE SOURCE REQUIRED BY STATUTE 6.302 IN |
| Criticality Code Justification | TEXT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| W-8003 | 5/9 Secondary reference 3m Company Div Oh&esd |
| W-8003 | 3/9 Design control — primary reference 3m Company |
NSN 4240-01-328-8128 is a Breathing Tube,respirator, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
Key specifications for 4240-01-328-8128: General Characteristics Item Description: W-8003 INSILATED BREATHING TUBE 36-37 INCHES LONG. MAYBE USED IN TEMPERATURES FROM -10 DEG F TO +175 DEG F (-23.3 DEG C TO +79.4 DEG C) WITHOUT PROTECTION. TWO THUMB SCREWS FURNISHED WITH EACH TUBE. FOR USE WITH WHITECAP II HELMETS ONLY WITH MUFFLER KIT W-8006; SOLE SOURCE REQUIRED BY STATUTE 6.302 IN; Criticality Code Justification: TEXT. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.