The Computer Subassembly, cataloged under National Stock Number 7021-01-545-4157, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 7021-01-545-4157 |
| Primary Part Number | 4302863-4 |
| Item Name | Computer Subassembly |
| FSC / FSG | 7021 / 70 — Information Technology Central Processing Unit (cpu, Computer), Digital |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Component Type and Quantity | 1 BOARD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4302863-4 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| PL 4801440-1 IT/POSIT NO 13 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 7021-01-545-4157 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 7021-01-545-4157 has 1 manufacturer part number on file: 4302863-4 (Northrop Grumman Systems Corporation).
Key specifications for 4302863-4: Component Type and Quantity: 1 BOARD; Special Features: DAU CPU ASSEMBLY; Part Name Assigned by Controlling Agency: (INAVY) LHD8 DAU CPU ASSEMBLY; End Item Identification: WORKSTATION, GAS TURBINE 4801440-1. 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 7021-01-545-4157 has DEMIL Code B. 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.