The Air Cleaner,intake, cataloged under National Stock Number 2940-01-108-5221, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2940-01-108-5221 |
| Primary Part Number | 12307204 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Integral Clamp | NOT INCLUDED |
| Backfire Valve | NOT INCLUDED |
| Remote Location Inlet Adapter | NOT INCLUDED |
| Outlet Sleeve Type | PROTRUDING |
| Sleeve Outside Diameter | 9.000 INCHES NOMINAL IN |
| Outlet Type | SLEEVE |
| Sleeve Connection Quantity | 1 |
| Pressure Relief Valve | NOT INCLUDED |
| Inlet Type | SLEEVE |
| Width | 13.650 INCHES MINIMUM AND 14.140 INCHES MAXIMUM IN |
| Sleeve Location | SIDE OF CLEANER APPROX 17.00IN. FROM BOTTOM IN |
| Mounting Inside Diameter | 6.000 INCHES NOMINAL IN |
| Outlet Location | TOP OF CLEANER |
| Sleeve Length | 6.000 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 |
NSN 2940-01-108-5221 is a Air Cleaner,intake, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-108-5221 has 2 manufacturer part numbers on file: 12307204 (Amz Alabama Inc.), 12307204 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12307204: Overall Height: 42.340 INCHES MINIMUM AND 43.080 INCHES MAXIMUM IN; Integral Clamp: NOT INCLUDED; Backfire Valve: NOT INCLUDED; Remote Location Inlet Adapter: NOT INCLUDED. 14 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.