The Computer Subassembly, cataloged under National Stock Number 7021-01-533-8591, is classified within Federal Supply Class 7021 (Information Technology Central Processing Unit (cpu, Computer), Digital) of the General Purpose ADP Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7021-01-533-8591 |
| Primary Part Number | 3654AS230-1 |
| Item Name | Computer Subassembly |
| FSC / FSG | 7021 / 70 — Information Technology Central Processing Unit (cpu, Computer), Digital |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3654AS230-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 4448SYM-01 | 7/2 Vendor item drawing reference Digital Computer Integration Corporation Dba D C I |
| 3654AS230-1 | 7/2 Vendor item drawing reference Astronics Test Systems Inc |
NSN 7021-01-533-8591 is a Computer Subassembly, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 7021, Information Technology Central Processing Unit (cpu, Computer), Digital. Status: active.
NSN 7021-01-533-8591 has 1 manufacturer part number on file: 3654AS230-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3654AS230-1: Part Name Assigned by Controlling Agency: COMPUTER, RACKMOUNT; End Item Identification: SPECIAL AIRCRAFT & ENGINE TOOL & SUPPORT EQUIPMENT/PARTS. 0 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.
NSN 7021-01-533-8591 has DEMIL Code D. 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.