The Filter Element,fluid, cataloged under National Stock Number 2940-00-356-0884, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2940-00-356-0884 |
| Primary Part Number | 7B1677 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flow Direction | OUTSIDE IN |
| Design Type | REUSABLE |
| Style Designator | ROUND (BASICALLY FLAT W/ OPENING) |
| Media for Which Designed | AIR |
| 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 |
|---|---|
| 7B1677 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| BAS00-0001 | Donaldson Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S1 | 5/9 Secondary reference Donaldson Company, Inc. |
NSN 2940-00-356-0884 is a Filter Element,fluid, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-00-356-0884 has 2 manufacturer part numbers on file: 7B1677 (Caterpillar Inc Div Caterpillar Defense), BAS00-0001 (Donaldson Company, Inc.).
Key specifications for 7B1677: Flow Direction: OUTSIDE IN; Design Type: REUSABLE; Style Designator: ROUND (BASICALLY FLAT W/ OPENING); Media for Which Designed: AIR. 4 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.