The Filter Element,fluid, cataloged under National Stock Number 2940-01-734-0593, 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 Pure Aqua, Inc. Dba Pure Aqua Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-734-0593 |
| Primary Part Number | CH30912-01010103-30 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Pure Aqua, Inc. Dba Pure Aqua Inc |
| Status | ACTIVE |
| Nominal Thread Size | 4.00 INCHES 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 |
|---|---|
| CH30912-01010103-30 | Pentair Water Filtration Inc (USA) |
| CH30912-01010103-30 PRIMARY | Pure Aqua, Inc. Dba Pure Aqua Inc (USA) |
NSN 2940-01-734-0593 is a Filter Element,fluid, manufactured by Pure Aqua, Inc. Dba Pure Aqua Inc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-734-0593 has 2 manufacturer part numbers on file: CH30912-01010103-30 (Pentair Water Filtration Inc), CH30912-01010103-30 (Pure Aqua, Inc. Dba Pure Aqua Inc).
Key specifications for CH30912-01010103-30: Nominal Thread Size: 4.00 INCHES IN; Part Name Assigned by Controlling Agency: ESF VESSEL. 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.