The Filter Element,fluid, cataloged under National Stock Number 4330-01-254-1544, 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 Ingersoll-Rand Company Dba Rotary Compressor Division. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4330-01-254-1544 |
| Primary Part Number | W21476 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Ingersoll-Rand Company Dba Rotary Compressor Division |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED ALL FILTERING MEDIA RESPONSES |
| Body Diameter | 8.094 INCHES NOMINAL IN |
| Design Type | REUSABLE |
| Media for Which Designed | AIR |
| Material | STEEL SCREENING |
| 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 |
|---|---|
| W21476 PRIMARY | Ingersoll-Rand Company Dba Rotary Compressor Division (USA) |
| Reference | Meaning |
|---|---|
| W21476 | C/1 Advisory reference — outside the item-of-supply concept Ingersoll-Rand Company Dba Ingersoll-Rand |
| W21476 | 5/9 Secondary reference U.S. Government activity |
NSN 4330-01-254-1544 is a Filter Element,fluid, manufactured by Ingersoll-Rand Company Dba Rotary Compressor Division, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-254-1544 has 1 manufacturer part number on file: W21476 (Ingersoll-Rand Company Dba Rotary Compressor Division).
Key specifications for W21476: Filtering Media Design: PERFORATED ALL FILTERING MEDIA RESPONSES; Body Diameter: 8.094 INCHES NOMINAL IN; Design Type: REUSABLE; Media for Which Designed: AIR. 5 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.