The Computer Subassembly, cataloged under National Stock Number 7050-01-503-4571, is classified within Federal Supply Class 7050 (Information Technology Components) of the General Purpose ADP Equipment group. The manufacturer of record is Compaq Computer Corp.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7050-01-503-4571 |
| Primary Part Number | 226593-B21 |
| Item Name | Computer Subassembly |
| FSC / FSG | 7050 / 70 — Information Technology Components |
| Manufacturer | Compaq Computer Corp. |
| Status | ACTIVE |
| Component Type and Quantity | 1 CONTROLLER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 226593-B21 PRIMARY | Compaq Computer Corp. (USA) |
| Reference | Meaning |
|---|---|
| SMARTARRAY5ICON TROLLER | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 7050-01-503-4571 is a Computer Subassembly, manufactured by Compaq Computer Corp., classified under FSC 7050, Information Technology Components. Status: active.
NSN 7050-01-503-4571 has 1 manufacturer part number on file: 226593-B21 (Compaq Computer Corp.).
Key specifications for 226593-B21: Component Type and Quantity: 1 CONTROLLER; Special Features: SMART ARRAY 5I CONTROLLER; End Item Identification: 213845-004. 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 7050-01-503-4571 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.