The Breather, cataloged under National Stock Number 4310-01-487-4471, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Wanner Engineering Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Breather |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Wanner Engineering Inc (CAGE 59776) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-487-4471 |
| Primary Part Number | D03-039-1210 |
| Item Name | Breather |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Wanner Engineering Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| D35C2500004 ITEM 68 | Wanner Engineering Inc (USA) |
| D03-039-1210 PRIMARY | Wanner Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| D35C2500005 | D/9 Drawing number reference only Wanner Engineering Inc |
NSN 4310-01-487-4471 is a Breather, manufactured by Wanner Engineering Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-487-4471 has 2 manufacturer part numbers on file: D35C2500004 ITEM 68 (Wanner Engineering Inc), D03-039-1210 (Wanner Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-488-7725. Verify interchangeability with system specifications before substitution.
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.