The Piston,compressor, cataloged under National Stock Number 4130-00-724-9555, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-724-9555 |
| Item Name | Piston,compressor |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Status | ACTIVE |
| Integral Connecting Rod | INCLUDED |
| Retaining Ring Groove | INCLUDED |
| Surface Finish | FINISHED |
| Diameter | 2.000 INCHES NOMINAL IN |
| Pin | INCLUDED |
| Pin Type for Which Designed | LOCKED |
| Oil Groove | NOT INCLUDED |
| Head Style | DISH |
| Ring Groove Quantity | 3 |
| Skirt Bottom Cutaway Feature | INCLUDED |
| Ring | INCLUDED |
| Material | ALUMINUM |
| Skirt Type | SOLID |
| Cut Depth | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| PST5 | 3/2 Design control — primary reference U.S. Government activity |
| PST5 | 5/9 Secondary reference Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
NSN 4130-00-724-9555 is a Piston,compressor, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
Key specifications for 4130-00-724-9555: Overall Height: 2.125 INCHES NOMINAL IN; Integral Connecting Rod: INCLUDED; Retaining Ring Groove: INCLUDED; Surface Finish: FINISHED. 14 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.