The Holder Assembly,electrical Conta, cataloged under National Stock Number 5977-01-088-5181, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5977-01-088-5181 |
| Item Name | Holder Assembly,electrical Conta |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Furnished Items and Quantity | 4 BRUSH |
| Brush Spring Adjustability | NONADJUSTABLE |
| Holder Quantity Per Assembly | 4 |
| Brush Quantity Accommodated Per Holder | 1 |
| Features Provided | BRUSH PRESSURE SPRING |
| Brush Pressure Spring Type Accommodated | HELICAL TORSION |
| Total Brush Quantity Accommodated | 4 |
| Holder Position Adjustability | NONADJUSTABLE |
| Assembly Grouping Position | CIRCLE |
| 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 |
|---|---|
| 403-1359 | 3/2 Design control — primary reference U.S. Government activity |
| 403-1359-02 | 5/2 Secondary reference U.S. Government activity |
NSN 5977-01-088-5181 is a Holder Assembly,electrical Conta, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2840-01-306-5520. Verify interchangeability with system specifications before substitution.
Key specifications for 5977-01-088-5181: Furnished Items and Quantity: 4 BRUSH; Brush Spring Adjustability: NONADJUSTABLE; Holder Quantity Per Assembly: 4; Brush Quantity Accommodated Per Holder: 1. 9 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.