The Compressor Unit,refrigeration, cataloged under National Stock Number 4130-01-646-0949, 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 Scotsman Industries Inc Div Scotsman Ice Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Compressor Unit,refrigeration |
| FSC / FSG | 4130 — Refrigeration and Air Conditioning Components (FSG 41) |
| Manufacturers | Scotsman Industries Inc Div Scotsman Ice Systems (CAGE 49524) |
| Parameter | Value |
|---|---|
| NSN | 4130-01-646-0949 |
| Primary Part Number | 18-8918-21 |
| Item Name | Compressor Unit,refrigeration |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Scotsman Industries Inc Div Scotsman Ice Systems |
| 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 |
|---|---|
| 18-8918-21 PRIMARY | Scotsman Industries Inc Div Scotsman Ice Systems (USA) |
| Reference | Meaning |
|---|---|
| AFE424 | D/9 Drawing number reference only Scotsman Industries Inc Div Scotsman Ice Systems |
NSN 4130-01-646-0949 is a Compressor Unit,refrigeration, manufactured by Scotsman Industries Inc Div Scotsman Ice Systems, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-646-0949 has 1 manufacturer part number on file: 18-8918-21 (Scotsman Industries Inc Div Scotsman Ice Systems).
3 possible matches (shared part number, not a government interchangeability claim): 4810-01-646-0983, 4820-01-646-1642, 3010-01-647-9269. Verify interchangeability with system specifications before substitution.
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.