The Printed Circuit Board, cataloged under National Stock Number 5998-01-396-4738, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bae Systems Integrated System Technologies Ltd. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5998-01-396-4738 |
| Primary Part Number | 76573-04121 |
| Item Name | Printed Circuit Board |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Bae Systems Integrated System Technologies Ltd |
| Status | ACTIVE |
| 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 |
|---|---|
| 76573-04121 | Bae Systems Integrated System Technologies Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 3C509-COMBO | 3/9 Design control — primary reference 3 Com Corporation Dba 3com |
NSN 5998-01-396-4738 is a Printed Circuit Board, manufactured by Bae Systems Integrated System Technologies Ltd, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-396-4738 has 1 manufacturer part number on file: 76573-04121 (Bae Systems Integrated System Technologies Ltd).
Key specifications for 76573-04121: Overall Length: 4.200 INCHES NOMINAL IN; Overall Width: 6.300 INCHES NOMINAL IN; Special Features: OPERATING TEMP. RANGE P32.0 DEGF TO P158.0 DEGF DEGF; Part Name Assigned by Controlling Agency: 3COM ETHERLINK III PARALLEL TASKING ETHERNET 16 BIT ADAPTER. 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 5998-01-396-4738 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.