The Disc,shoe Compressor, cataloged under National Stock Number 4130-01-166-0571, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-166-0571 |
| Primary Part Number | 6556205 |
| Item Name | Disc,shoe Compressor |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| General Characteristics Item Description | THE IDENTIFICATION NUMBER ON THE PART IS 20.5; 0.6469 INS WIDTH OF GAGE BALL AND SHOE |
| Functional Description | USED IN AIR CONDITIONER COMPRESSOR |
| 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 |
|---|---|
| 6556205 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 6556205 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 4130-01-166-0571 is a Disc,shoe Compressor, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-166-0571 has 1 manufacturer part number on file: 6556205 (General Motors Llc Dba General Motors Llc).
Key specifications for 6556205: General Characteristics Item Description: THE IDENTIFICATION NUMBER ON THE PART IS 20.5; 0.6469 INS WIDTH OF GAGE BALL AND SHOE; Functional Description: USED IN AIR CONDITIONER COMPRESSOR; End Item Identification: TRUCK 1-1/4 TON,PCCN CCUCVA. 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.