The Parts Kit,piston Assembly,compre, cataloged under National Stock Number 4310-01-321-8331, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-321-8331 |
| Item Name | Parts Kit,piston Assembly,compre |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Component Quantity | 4 |
| Supply Items and Quantities | BOTTOM PISTON 1; PUMP DIAPHRAGM 1; POLYTETRAFLUOROETHYLENE WASHERS 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5013258 | 3/9 Design control — primary reference Tymco International, Inc. |
NSN 4310-01-321-8331 is a Parts Kit,piston Assembly,compre, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Key specifications for 4310-01-321-8331: Component Quantity: 4; Supply Items and Quantities: BOTTOM PISTON 1; PUMP DIAPHRAGM 1; POLYTETRAFLUOROETHYLENE WASHERS 2. 2 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.