The Filter,breather, cataloged under National Stock Number 5342-01-316-9045, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Filter,breather |
| FSC / FSG | 5342 — Hardware, Weapon System (FSG 53) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division (CAGE 7DU54) |
| Parameter | Value |
|---|---|
| NSN | 5342-01-316-9045 |
| Primary Part Number | BC-2 |
| Item Name | Filter,breather |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division |
| 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 |
|---|---|
| BC-2 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division (USA) |
| Reference | Meaning |
|---|---|
| D63543 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
| BC-2 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5342-01-316-9045 is a Filter,breather, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-316-9045 has 1 manufacturer part number on file: BC-2 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-648-3841. 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.