The Extender Card,electronic Test, cataloged under National Stock Number 5998-01-127-3350, 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 National Semiconductor Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-127-3350 |
| Primary Part Number | BLC610 |
| Item Name | Extender Card,electronic Test |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 1.0000 lbs |
| Cube | 0.1111 cu ft |
| Part Number | Manufacturer |
|---|---|
| BLC610 | National Semiconductor Corporation (USA) |
| Reference | Meaning |
|---|---|
| MDS-610 | 3/9 Design control — primary reference Intel Corp Sales Office |
NSN 5998-01-127-3350 is a Extender Card,electronic Test, manufactured by National Semiconductor Corporation, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-127-3350 has 1 manufacturer part number on file: BLC610 (National Semiconductor Corporation).
Key specifications for BLC610: Special Features: EXTENDS CIRCUIT CARDS OF THE ALERT STATUS UNIT AND LEVEL DECODER AND PROVIDES ACCESS TO TEST AND MEASUREMENT POINTS. 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 5998-01-127-3350 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.