The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-01-699-9312, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Helwig Carbon Products Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Manufacturers | Helwig Carbon Products Inc (CAGE 28118) |
| Parameter | Value |
|---|---|
| NSN | 5977-01-699-9312 |
| Primary Part Number | BPK-AM |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Helwig Carbon Products Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BPK-AM PRIMARY | Helwig Carbon Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 310-8864069-A3 | 5/2 Secondary reference U.S. Government activity |
| 3108864069 | D/9 Drawing number reference only U.S. Government activity |
| 3108864069ITEMA3 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5977-01-699-9312 is a Holder,electrical Contact Brush, manufactured by Helwig Carbon Products Inc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-699-9312 has 1 manufacturer part number on file: BPK-AM (Helwig Carbon Products Inc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.