The Brush,electrical Contact, cataloged under National Stock Number 5977-00-280-8809, 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 General Electric Company. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-280-8809 |
| Primary Part Number | 1330905 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Length | 1.875 INCHES NOMINAL IN |
| Peripheral Speed | 5000 FEET PER MINUTE FT |
| Body Style | RECTANGULAR COMMUTATOR |
| Extension Length | 0.235 INCHES NOMINAL IN |
| Terminal Slot Width | 0.188 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT |
| Shunt Position Designator | 8 |
| Clip Type | NEMA HAMMER TYPE EXTENDED A |
| Style Designator | ONE PIECE |
| Material Document and Classification | NATIONAL GRADE 268 MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 15.0 DEGREES NOMINAL |
| Brush Shunt Length | 3.000 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.750 INCHES NOMINAL IN |
| Bevel Angle | 15.0 DEGREES NOMINAL |
| Material | GRAPHITE |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.438 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1330905 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| ANSI/NEMA PUB NO. CB1 | 5/9 Secondary reference U.S. Government activity |
| 1330905 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 1330905 | 3/9 Design control — primary reference Ametek Advanced Industries, Inc. |
NSN 5977-00-280-8809 is a Brush,electrical Contact, manufactured by General Electric Company, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-280-8809 has 1 manufacturer part number on file: 1330905 (General Electric Company).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-111-0216, 6130-01-186-8993. Verify interchangeability with system specifications before substitution.
Key specifications for 1330905: Length: 1.875 INCHES NOMINAL IN; Peripheral Speed: 5000 FEET PER MINUTE FT; Body Style: RECTANGULAR COMMUTATOR; Extension Length: 0.235 INCHES NOMINAL IN. 19 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.