The Blower,air Barrier, cataloged under National Stock Number 4140-01-235-6041, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Grainger W W Inc Grainger Div No 593. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-235-6041 |
| Primary Part Number | 3C073 |
| Item Name | Blower,air Barrier |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Grainger W W Inc Grainger Div No 593 |
| Status | ACTIVE |
| 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 |
|---|---|
| 3C073 PRIMARY | Grainger W W Inc Grainger Div No 593 (USA) |
| Reference | Meaning |
|---|---|
| 3C073 | 3/9 Design control — primary reference W.w. Grainger, Inc. Div Government Sales Division |
NSN 4140-01-235-6041 is a Blower,air Barrier, manufactured by Grainger W W Inc Grainger Div No 593, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-235-6041 has 1 manufacturer part number on file: 3C073 (Grainger W W Inc Grainger Div No 593).
Key specifications for 3C073: Special Features: WHEEL DIA 15 IN. NOM;SHAFT DIA 1.0 IN. NOM;INLET DIA 16.125 IN. NOM;OUTLET HT 16.250 IN. NOM;OUTLET WDTH 11.375 IN. NOM;AREA-1.280 SQ FT;30 IN. O/A HT;35 IN. O/A WD;27 IN. O/A D;MAX TEMP 180 DEG F OR 82.2 DEG C IN. 0 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.