The Breather, cataloged under National Stock Number 4310-01-555-8085, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-555-8085 |
| Primary Part Number | 0038G4135-1 |
| Item Name | Breather |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| 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 |
|---|---|
| 38G4135-1 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 0038G4135-1 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 38G4135-1 | 5/9 Secondary reference General Electric Company |
| 0038G4135-1 | 5/9 Secondary reference General Electric Company |
| 0038G4122G-1 ITEM 78 | D/9 Drawing number reference only General Electric Company |
NSN 4310-01-555-8085 is a Breather, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-555-8085 has 2 manufacturer part numbers on file: 38G4135-1 (Timken Gears & Services Inc. Div Philadelphia Gear), 0038G4135-1 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 0038G4135-1: Part Name Assigned by Controlling Agency: BREATHER; End Item Identification: NHA: TURNING GEAR ASSEMBLY. 0 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.