The Filter Element,fluid, cataloged under National Stock Number 4330-01-203-1249, 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 Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-203-1249 |
| Primary Part Number | 21041-100-500-1375 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div |
| Status | ACTIVE |
| Body Overall Length | 0.500 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Material | STEEL COMP 304 BODY |
| 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 |
|---|---|
| 21041-100-500-1375 PRIMARY | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA) |
| Reference | Meaning |
|---|---|
| 337-542 | D/9 Drawing number reference only U.S. Government activity |
| 337-542-9005 | 5/2 Secondary reference U.S. Government activity |
NSN 4330-01-203-1249 is a Filter Element,fluid, manufactured by Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-203-1249 has 1 manufacturer part number on file: 21041-100-500-1375 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div).
Key specifications for 21041-100-500-1375: Body Overall Length: 0.500 INCHES NOMINAL IN; Style Designator: RECTANGULAR (INCL SQUARE); Overall Width: 1.375 INCHES NOMINAL IN; Material: STEEL COMP 304 BODY. 3 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.