The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-038-3603, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5977-00-038-3603 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Brush Spring Adjustability | ADJUSTABLE |
| Mounting Facility Quantity | 1 |
| Terminal Quantity | 1 |
| Inside Width | 1.002 INCHES NOMINAL IN |
| Terminal Type | SCREW |
| Inside Length | 1.188 INCHES NOMINAL IN |
| Overall Thickness | 4.250 INCHES NOMINAL IN |
| Brush Quantity Accommodated Per Holder | 1 |
| Brush Pressure Spring Type Accommodated | SPIRAL TORSION |
| Mounting Facility | ADJUSTABLE CLAMP |
| Inside Thickness | 0.877 INCHES NOMINAL IN |
| Material | COPPER ALLOY BOX |
| Material | STEEL BOX SUPPORTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 0044461 | 3/9 Design control — primary reference General Motors Corp |
| 0044461 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 044460-1 | 5/9 Secondary reference General Motors Corp |
NSN 5977-00-038-3603 is a Holder,electrical Contact Brush, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5930-01-120-1343. Verify interchangeability with system specifications before substitution.
Key specifications for 5977-00-038-3603: Brush Spring Adjustability: ADJUSTABLE; Mounting Facility Quantity: 1; Terminal Quantity: 1; Inside Width: 1.002 INCHES NOMINAL IN. 13 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.
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.