The Boss,fan, cataloged under National Stock Number 4140-01-288-6778, 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 Ertec As. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4140-01-288-6778 |
| Primary Part Number | 1005274-3153 |
| Item Name | Boss,fan |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ertec As |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| 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 |
|---|---|
| 1005274-3153 | Ertec As (NOR) |
| Reference | Meaning |
|---|---|
| 1005274 | D/9 Drawing number reference only Golar Metal Inc |
| 1005274-3153 | 5/9 Secondary reference Colt Industrier A/s |
| 1005274-3153 | 3/9 Design control — primary reference Golar Metal Inc |
NSN 4140-01-288-6778 is a Boss,fan, manufactured by Ertec As, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-288-6778 has 1 manufacturer part number on file: 1005274-3153 (Ertec As).
3 possible matches (shared part number, not a government interchangeability claim): 4140-01-288-6779, 4140-01-292-7854, 4140-01-293-1326. Verify interchangeability with system specifications before substitution.
Key specifications for 1005274-3153: General Characteristics Item Description: STEEL; End Item Identification: CENTRIFUGAL FAN,GOLAR METAL P/N 8479. 1 specification is 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.