The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-221-8235, 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 Orbit International Corp. Div Orbit Instrument. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5977-00-221-8235 |
| Primary Part Number | 56962 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Orbit International Corp. Div Orbit Instrument |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Terminal Quantity | 5 |
| Terminal Type | WIRE LEAD |
| Mounting Facility | UNTHREADED HOLES |
| 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 |
|---|---|
| 56962 PRIMARY | Orbit International Corp. Div Orbit Instrument (USA) |
NSN 5977-00-221-8235 is a Holder,electrical Contact Brush, manufactured by Orbit International Corp. Div Orbit Instrument, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-221-8235 has 1 manufacturer part number on file: 56962 (Orbit International Corp. Div Orbit Instrument).
1 possible match (shared part number, not a government interchangeability claim): 5340-00-866-8182. Verify interchangeability with system specifications before substitution.
Key specifications for 56962: Mounting Facility Quantity: 2; Terminal Quantity: 5; Terminal Type: WIRE LEAD; Mounting Facility: UNTHREADED HOLES. 4 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.