The Brush,electrical Contact, cataloged under National Stock Number 5977-00-789-2873, 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 Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5977-00-789-2873 |
| Primary Part Number | 1113568 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | CANCELLED |
| Length | 1.125 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 1.438 INCHES NOMINAL IN |
| Terminal Hole Diameter | 0.281 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Top Style | BEVELED FRONT |
| Shunt Position Designator | 2 AND 8 |
| Clip Type | NEMA HAMMER TYPE CHANNEL A |
| Style Designator | ONE PIECE |
| Precious Material and Weight | 0.040 SILVER GRAINS, TROY |
| Material Document and Classification | CARBONE GRADE 555 MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 30.0 DEGREES NOMINAL |
| Brush Shunt Length | 1.500 INCHES NOMINAL ALL SHUNTS IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 2 INSULATED |
| Terminal Bend Angle | 30.0 DEGREES NOMINAL |
| Precious Material and Location | TERMINAL SILVER |
| Width | 0.880 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Bevel Angle | 12.500 DEGREES NOMINAL |
| Material | CARBON GRAPHITE |
| Terminal Type and Quantity | 1 BENT W/HOLE |
| Thickness | 0.457 INCHES MINIMUM AND 0.462 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5977-00-789-2873 is a Brush,electrical Contact, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: cancelled.
NSN 5977-00-789-2873 has 2 manufacturer part numbers on file: 1113568 (Honeywell International, Inc Div Aerospace-Tucson), 10407 (Miraj Corp).
6 possible matches (shared part number, not a government interchangeability claim): 4010-00-839-5132, 4330-01-040-5301, 5130-01-183-3556. Verify interchangeability with system specifications before substitution.
Key specifications for 1113568: Length: 1.125 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 1.438 INCHES NOMINAL IN; Terminal Hole Diameter: 0.281 INCHES NOMINAL IN. 22 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.
NSN 5977-00-789-2873 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.