The Circuit Card Assembly, cataloged under National Stock Number 5998-01-642-8607, 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 Avaya Inc Dba Avaya Government Solutions. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware (FSG 59) |
| Manufacturers | Lockheed Martin Corporation Div Rms (CAGE 02769); Avaya Inc Dba Avaya Government Solutions (CAGE 1SBH3); Radvision Inc (CAGE 1T3U9) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-642-8607 |
| Primary Part Number | 55875-00601 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Avaya Inc Dba Avaya Government Solutions |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| 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 |
|---|---|
| 20526324-4 | Lockheed Martin Corporation Div Rms (USA) |
| 55875-00601 PRIMARY | Avaya Inc Dba Avaya Government Solutions (USA) |
| 55875-00601 | Radvision Inc (USA) |
NSN 5998-01-642-8607 is a Circuit Card Assembly, manufactured by Avaya Inc Dba Avaya Government Solutions, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-642-8607 has 3 manufacturer part numbers on file: 20526324-4 (Lockheed Martin Corporation Div Rms), 55875-00601 (Avaya Inc Dba Avaya Government Solutions), 55875-00601 (Radvision Inc).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-642-9309. 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.