The Piston,compressor, cataloged under National Stock Number 4310-01-273-9298, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4310-01-273-9298 |
| Item Name | Piston,compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Integral Connecting Rod | NOT INCLUDED |
| Surface Finish | FINISHED |
| Pin | NOT INCLUDED |
| Finished Size Designation | STANDARD |
| Ring | NOT INCLUDED |
| Material | IRON CAST |
| 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 |
|---|---|
| LAB251 | 3/9 Design control — primary reference Gardner Denver Machinery Inc |
| 200LAB251 | C/1 Advisory reference — outside the item-of-supply concept Cooper Industries Inc Dba Cooper Tools |
NSN 4310-01-273-9298 is a Piston,compressor, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4310-01-277-8460. Verify interchangeability with system specifications before substitution.
Key specifications for 4310-01-273-9298: Integral Connecting Rod: NOT INCLUDED; Surface Finish: FINISHED; Pin: NOT INCLUDED; Finished Size Designation: STANDARD. 6 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.