The Circuit Card Assembly, cataloged under National Stock Number 5998-01-554-2934, 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 Microsemi Frequency and Time Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5998-01-554-2934 |
| Primary Part Number | BC637-PCI-U |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Microsemi Frequency and Time Corp |
| 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 |
|---|---|
| BC637-PCI-U PRIMARY | Microsemi Frequency and Time Corp (USA) |
NSN 5998-01-554-2934 is a Circuit Card Assembly, manufactured by Microsemi Frequency and Time Corp, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-554-2934 has 1 manufacturer part number on file: BC637-PCI-U (Microsemi Frequency and Time Corp).
Key specifications for BC637-PCI-U: Part Name Assigned by Controlling Agency: GPS SYNCRONIZED PCI TIME AND FREQUENCY PROCESSOR; End Item Identification: PCI LOCAL BUS OPERATION. 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 5998-01-554-2934 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.