The Air Cleaner,intake, cataloged under National Stock Number 2940-01-118-2045, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2940-01-118-2045 |
| Primary Part Number | 4861641-1 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Integral Clamp | NOT INCLUDED |
| Filter Type | DRY |
| Element Replaceability | REPLACEABLE |
| Backfire Valve | NOT INCLUDED |
| Remote Location Inlet Adapter | NOT INCLUDED |
| Outlet Sleeve Type | PROTRUDING |
| Quantity | 1 |
| Outside Diameter | 8.880 INCHES NOMINAL IN |
| Sleeve Outside Diameter | 3.000 INCHES NOMINAL IN |
| Outlet Type | SLEEVE |
| Sleeve Connection Quantity | 1 |
| Pressure Relief Valve | NOT INCLUDED |
| Inlet Type | SLEEVE |
| Air Cleaner Type | PERMANENT |
| Sleeve Location | ON TOP SIDE OF CLEANER |
| Submersibility | NONSUBMERSIBLE |
| Outlet Location | CENTRALLY ON TOP OF CLEANER |
| Mounting Outside Diameter | 3.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4861641-1 PRIMARY | Kalmar AC Inc (USA) |
| FWG08-0228 PRIMARY | Donaldson Company, Inc. (USA) |
| 4861641 | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 4842288 | D/9 Drawing number reference only Kalmar AC Inc |
NSN 2940-01-118-2045 is a Air Cleaner,intake, manufactured by Kalmar AC Inc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-118-2045 has 3 manufacturer part numbers on file: 4861641-1 (Kalmar AC Inc), FWG08-0228 (Donaldson Company, Inc.), 4861641 (Kalmar AC Inc).
Key specifications for 4861641-1: Overall Height: 16.590 INCHES NOMINAL IN; Integral Clamp: NOT INCLUDED; Filter Type: DRY; Element Replaceability: REPLACEABLE. 18 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.