The Brush,electrical Contact, cataloged under National Stock Number 5977-01-110-7407, 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 Pacific Scientific Co Motor and Control Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-110-7407 |
| Primary Part Number | YP00351 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Pacific Scientific Co Motor and Control Div |
| Status | ACTIVE |
| Outer Edge to Slot Edge Distance | 0.312 INCHES NOMINAL IN |
| Length | 0.875 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 0.906 INCHES NOMINAL IN |
| Terminal Slot Width | 0.281 INCHES NOMINAL IN |
| Top Style | FLAT WITH RECTANGULAR SLOT |
| Shunt Position Designator | 2 AND 8 |
| Style Designator | ONE PIECE |
| Material Document and Classification | HELWIG CARBON GRADE 697 MFR MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 0.938 INCHES NOMINAL SECOND SHUNT IN |
| Brush Shunt Length | 1.312 INCHES NOMINAL FIRST SHUNT IN |
| Contact Face Style | CONCAVE |
| Shunt Insulation Provision and Quantity | 2 UNINSULATED |
| Slot Depth | 0.062 INCHES NOMINAL IN |
| Width | 0.866 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN |
| Material | METAL GRAPHITE |
| Terminal Type and Quantity | 1 FLAG W/SLOT |
| Slot Width | 0.250 INCHES NOMINAL IN |
| Thickness | 0.289 INCHES MINIMUM AND 0.293 INCHES MAXIMUM 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 |
|---|---|
| YP00351 PRIMARY | Pacific Scientific Co Motor and Control Div (USA) |
| Reference | Meaning |
|---|---|
| P1009-12 | 5/9 Secondary reference Pacific Scientific Co Motor and Control Div |
NSN 5977-01-110-7407 is a Brush,electrical Contact, manufactured by Pacific Scientific Co Motor and Control Div, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-110-7407 has 1 manufacturer part number on file: YP00351 (Pacific Scientific Co Motor and Control Div).
Key specifications for YP00351: Outer Edge to Slot Edge Distance: 0.312 INCHES NOMINAL IN; Length: 0.875 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 0.906 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.