The Circuit Card Assembly, cataloged under National Stock Number 5998-01-660-0555, 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 Microchip Technology Inc. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | Microchip Technology Inc (CAGE 60991); Naval Sea Systems Command (CAGE 53711); Microsemi Frequency and Time Corp (CAGE 1B0C5) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-660-0555 |
| Primary Part Number | BC635PCIE REV H |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Microchip Technology Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JM |
| Weight | 1.0000 lbs |
| Cube | 0.3047 cu ft |
| Part Number | Manufacturer |
|---|---|
| BC635PCIE REV H PRIMARY | Microchip Technology Inc (USA) |
| 7611607 PRIMARY | Naval Sea Systems Command (USA) |
| 7611607 PRIMARY | Microchip Technology Inc (USA) |
| BC635PCIE REV C1 PRIMARY | Microsemi Frequency and Time Corp (USA) |
| 7611607 PRIMARY | Microsemi Frequency and Time Corp (USA) |
NSN 5998-01-660-0555 is a Circuit Card Assembly, manufactured by Microchip Technology Inc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-660-0555 has 5 manufacturer part numbers on file: BC635PCIE REV H (Microchip Technology Inc), 7611607 (Naval Sea Systems Command), 7611607 (Microchip Technology Inc), BC635PCIE REV C1 (Microsemi Frequency and Time Corp), 7611607 (Microsemi Frequency and Time Corp).
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 5998-01-660-0555 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.