The Control Box,blower, cataloged under National Stock Number 4140-01-522-0752, 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 Teradyne, Inc. Dba Teradyne Div Assembly Test Division. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-522-0752 |
| Primary Part Number | 854-993-77 |
| Item Name | Control Box,blower |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Teradyne, Inc. Dba Teradyne Div Assembly Test Division |
| Status | ACTIVE |
| Reference Data and Literature | X17TAS-00001,AAAY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 854-993-77 PRIMARY | Teradyne, Inc. Dba Teradyne Div Assembly Test Division (USA) |
| 417-590-01 | Teradyne, Inc. Dba Teradyne Div Assembly Test Division (USA) |
NSN 4140-01-522-0752 is a Control Box,blower, manufactured by Teradyne, Inc. Dba Teradyne Div Assembly Test Division, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-522-0752 has 2 manufacturer part numbers on file: 854-993-77 (Teradyne, Inc. Dba Teradyne Div Assembly Test Division), 417-590-01 (Teradyne, Inc. Dba Teradyne Div Assembly Test Division).
Key specifications for 854-993-77: Reference Data and Literature: X17TAS-00001,AAAY; End Item Identification: C-17A SUPPORT EQUIPMENT A. 1 specification is 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.
NSN 4140-01-522-0752 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.