The Blower,centrifugal, cataloged under National Stock Number 4140-00-862-5642, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Ashland Electric Products Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Blower,centrifugal |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Ashland Electric Products Inc (CAGE 04810); Motor Magnetics, Inc. Dba Motor Magnetics Corp (CAGE 54374); Arc Systems Inc (CAGE 67245) |
| Parameter | Value |
|---|---|
| NSN | 4140-00-862-5642 |
| Primary Part Number | C5S1Q-1 |
| Item Name | Blower,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ashland Electric Products Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| C5S1Q-1 | Ashland Electric Products Inc (USA) |
| 23MB-0275 | Motor Magnetics, Inc. Dba Motor Magnetics Corp (USA) |
| 25-36-3 | Arc Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 4140PL1339602 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 100-M-14REV1 | 5/9 Secondary reference Aeroflex Laboratories Inc Rotating Components Div |
| N2562-44153 | 5/2 Secondary reference U.S. Government activity |
| 026620/12O'CLOCK&12O'CLOCK | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-00-862-5642 is a Blower,centrifugal, manufactured by Ashland Electric Products Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-862-5642 has 3 manufacturer part numbers on file: C5S1Q-1 (Ashland Electric Products Inc), 23MB-0275 (Motor Magnetics, Inc. Dba Motor Magnetics Corp), 25-36-3 (Arc Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 6645-01-028-0375. 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.