The Filter Element,fluid, cataloged under National Stock Number 4330-01-145-8567, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Cross Mfg Co Inc. Government technical data includes 12 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-145-8567 |
| Primary Part Number | 1A9021 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Cross Mfg Co Inc |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 3.625 INCHES NOMINAL IN |
| Body Overall Length | 5.000 INCHES NOMINAL IN |
| Filtration Rating in Microns | 10.0 NOMINAL |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ INTEGRAL OUTER CASING |
| Nominal Thread Size | 0.500 INCHES IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PAPER FILTERING MEDIUM |
| Material | STEEL CONTAINER/CARTRIDGE |
| Thread Series Designator | NPT |
| 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 |
|---|---|
| 1A9021 PRIMARY | Cross Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 1A9021 | 5/9 Secondary reference Applied Industrial Technologies, Inc. Dba Applied Industrial Technologies 0191 |
NSN 4330-01-145-8567 is a Filter Element,fluid, manufactured by Cross Mfg Co Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-145-8567 has 1 manufacturer part number on file: 1A9021 (Cross Mfg Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-410-7382. Verify interchangeability with system specifications before substitution.
Key specifications for 1A9021: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 3.625 INCHES NOMINAL IN; Body Overall Length: 5.000 INCHES NOMINAL IN; Filtration Rating in Microns: 10.0 NOMINAL. 12 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.