The Computer Subassembly, cataloged under National Stock Number 7021-01-545-1915, 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 Northrop Grumman Systems Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Computer Subassembly |
| FSC / FSG | 7021 — Information Technology Central Processing Unit (cpu, Computer), Digital (FSG 70) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 03956) |
| Parameter | Value |
|---|---|
| NSN | 7021-01-545-1915 |
| Primary Part Number | 4303007-1 |
| Item Name | Computer Subassembly |
| FSC / FSG | 7021 / 70 — Information Technology Central Processing Unit (cpu, Computer), Digital |
| Manufacturer | Northrop Grumman Systems Corporation |
| 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 |
|---|---|
| 4303007-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| PL 4801440-1 IT/POSIT NO 48 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4303007 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 7021-01-545-1915 is a Computer Subassembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 7021, Information Technology Central Processing Unit (cpu, Computer), Digital. Status: active.
NSN 7021-01-545-1915 has 2 manufacturer part numbers on file: 4303007-1 (Northrop Grumman Systems Corporation), PL 4801440-1 IT/POSIT NO 48 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-575-7005. 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.