The Filter Element,fluid, cataloged under National Stock Number 4330-01-379-1982, 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 Leybold Usa Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-379-1982 |
| Primary Part Number | 127 112X |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Leybold Usa Inc. |
| Status | ACTIVE |
| Filtering Media Design | GRANULE SINGLE FILTERING MEDIA RESPONSE |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) |
| Media for Which Designed | AIR |
| Material | CHARCOAL FILTERING MEDIUM |
| 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 |
|---|---|
| 127 112X PRIMARY | Leybold Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5903-00004 | 5/1 Secondary reference Bae Systems (operations) Limited |
| 127 112X | 3/9 Design control — primary reference Leybold Vacuum Products Inc |
NSN 4330-01-379-1982 is a Filter Element,fluid, manufactured by Leybold Usa Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-379-1982 has 1 manufacturer part number on file: 127 112X (Leybold Usa Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-379-3055, 4320-01-379-3725. Verify interchangeability with system specifications before substitution.
Key specifications for 127 112X: Filtering Media Design: GRANULE SINGLE FILTERING MEDIA RESPONSE; Flow Direction: OUTSIDE IN; Design Type: NONREUSABLE; Style Designator: CYLINDRICAL W/ CONTAINER (RIGID). 6 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.