The Circuit Card Assembly, cataloged under National Stock Number 5998-01-648-2103, 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 Espey Mfg and Electronics Corp. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware (FSG 59) |
| Manufacturers | Espey Mfg and Electronics Corp (CAGE 20950) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-648-2103 |
| Primary Part Number | PL91618 REV C BUBBLE 8 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Espey Mfg and Electronics Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| 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 |
|---|---|
| LD91683-1 REV - | Espey Mfg and Electronics Corp (USA) |
| PL91618 REV C BUBBLE 8 PRIMARY | Espey Mfg and Electronics Corp (USA) |
| 91683-1 PRIMARY | Espey Mfg and Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| 91683 | 5/9 Secondary reference Espey Mfg and Electronics Corp |
NSN 5998-01-648-2103 is a Circuit Card Assembly, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-648-2103 has 3 manufacturer part numbers on file: LD91683-1 REV - (Espey Mfg and Electronics Corp), PL91618 REV C BUBBLE 8 (Espey Mfg and Electronics Corp), 91683-1 (Espey Mfg and Electronics 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 5998-01-648-2103 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.