The Filter,fluid, cataloged under National Stock Number 2940-01-604-8055, 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 General Pump Inc. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-604-8055 |
| Primary Part Number | ZMFIL |
| Item Name | Filter,fluid |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | General Pump Inc |
| Status | ACTIVE |
| First Discharge Connection Type | THREADED EXTERNAL PIPE SIDE |
| Filtration Rating in Microns | 350.0 NOMINAL |
| First Intake Nominal Thread Size | 0.500 INCHES IN |
| First Intake Thread Series Designator | BSP.PL INT |
| Design Type | REUSABLE |
| Temp Rating | 176.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 3.250 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL TUBE SIDE |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/THREADED COVER |
| Operating Pressure | 145.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| First Discharge Nominal Thread Size | 0.500 INCHES IN |
| Features Provided | BY-PASS VALVE |
| Filtering Element Quantity | 1 |
| Body Length | 2.250 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | NOT IDENTICAL |
| Surface Treatment | ANODIZE BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PLASTIC SEDIMENT BOWL |
| Material | ALUMINUM BODY |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| First Discharge Thread Series Designator | BSP.PL EXT |
| 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 |
|---|---|
| ZMFIL PRIMARY | General Pump Inc (USA) |
| 3320912 | Minuteman International, Inc. (USA) |
| FIG 6.62 INDEX 9 PRIMARY | Minuteman International, Inc. (USA) |
NSN 2940-01-604-8055 is a Filter,fluid, manufactured by General Pump Inc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-604-8055 has 3 manufacturer part numbers on file: ZMFIL (General Pump Inc), 3320912 (Minuteman International, Inc.), FIG 6.62 INDEX 9 (Minuteman International, Inc.).
Key specifications for ZMFIL: First Discharge Connection Type: THREADED EXTERNAL PIPE SIDE; Filtration Rating in Microns: 350.0 NOMINAL; First Intake Nominal Thread Size: 0.500 INCHES IN; First Intake Thread Series Designator: BSP.PL INT. 22 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.