The Cap Rain,air Cleaner, cataloged under National Stock Number 2940-00-617-7979, 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 Farr Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-00-617-7979 |
| Primary Part Number | 21445-48 |
| Item Name | Cap Rain,air Cleaner |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Farr Co |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CADMIUM PLATED,13.500 IN. O/A LG,6.500 IN. DIA OF COVER,4.750 IN. DIA OF RAISED PORTION,0.375 IN. H OF RAISED PORTION 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 |
|---|---|
| 21445-48 PRIMARY | Farr Co (USA) |
| Reference | Meaning |
|---|---|
| 2940006177979 | 5/9 Secondary reference E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 29406177979 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2940-00-617-7979 is a Cap Rain,air Cleaner, manufactured by Farr Co, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-00-617-7979 has 1 manufacturer part number on file: 21445-48 (Farr Co).
Key specifications for 21445-48: General Characteristics Item Description: STEEL,CADMIUM PLATED,13.500 IN. O/A LG,6.500 IN. DIA OF COVER,4.750 IN. DIA OF RAISED PORTION,0.375 IN. H OF RAISED PORTION IN; End Item Identification: CLARK MODEL 290M;TRACTOR,WHEELED,IND.,DIESEL DRIVEN;MED DBP,NSN 2420000889384,W/ROPS NSN 2420010590090 W. 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.