The Ventilator,air Circulating, cataloged under National Stock Number 2540-01-283-4875, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Tld Wollard Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Item Name | Ventilator,air Circulating |
| FSC / FSG | 2540 — Vehicular Furniture and Accessories (FSG 25) |
| Manufacturers | Tld Wollard Llc (CAGE 44185) |
| Parameter | Value |
|---|---|
| NSN | 2540-01-283-4875 |
| Primary Part Number | M11-1855 |
| Item Name | Ventilator,air Circulating |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Tld Wollard Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| M11-1855 PRIMARY | Tld Wollard Llc (USA) |
| Reference | Meaning |
|---|---|
| 11-1855 | 5/9 Secondary reference Tld Wollard Llc |
NSN 2540-01-283-4875 is a Ventilator,air Circulating, manufactured by Tld Wollard Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-283-4875 has 1 manufacturer part number on file: M11-1855 (Tld Wollard Llc).
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.