The Circuit Card Assembly, cataloged under National Stock Number 5998-01-135-2123, 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 Charles Industries, Llc Div Telecom. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5998-01-135-2123 |
| Primary Part Number | A91-412300 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Charles Industries, Llc Div Telecom |
| 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 | JN |
| Weight | 0.0300 lbs |
| Cube | 0.0030 cu ft |
| Part Number | Manufacturer |
|---|---|
| A91-412300 PRIMARY | Charles Industries, Llc Div Telecom (USA) |
| Reference | Meaning |
|---|---|
| 958-58874-013 | C/1 Advisory reference — outside the item-of-supply concept Lh Enterprise |
NSN 5998-01-135-2123 is a Circuit Card Assembly, manufactured by Charles Industries, Llc Div Telecom, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-135-2123 has 1 manufacturer part number on file: A91-412300 (Charles Industries, Llc Div Telecom).
Key specifications for A91-412300: Special Features: JACK 4; TRANSFORMER 2; CAPACITOR 1; PRINTED WIRING BOARD 1; RESISTOR 2. 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 5998-01-135-2123 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.