The Brush,electrical Contact, cataloged under National Stock Number 5977-00-107-2844, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Manufacturers | Helwig Carbon Products Inc (CAGE 28118); S&s Truck Parts, Llc (CAGE 29637) |
| Parameter | Value |
|---|---|
| NSN | 5977-00-107-2844 |
| Primary Part Number | 12-871530-778-2-01 |
| Item Name | Brush,electrical Contact |
| 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 |
|---|---|
| 12-871530-778-2-01 PRIMARY | Helwig Carbon Products Inc (USA) |
| S-3507 | S&s Truck Parts, Llc (USA) |
| Reference | Meaning |
|---|---|
| HS12-871530-778-2-01 | 5/9 Secondary reference Helwig Carbon Products Inc |
| 05-191-653MK023 | 5/9 Secondary reference U.S. Government activity |
NSN 5977-00-107-2844 is a Brush,electrical Contact, manufactured by Helwig Carbon Products Inc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-107-2844 has 2 manufacturer part numbers on file: 12-871530-778-2-01 (Helwig Carbon Products Inc), S-3507 (S&s Truck Parts, Llc).
1 possible match (shared part number, not a government interchangeability claim): 3110-00-158-8250. Verify interchangeability with system specifications before substitution.
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.