The Brush,electrical Contact, cataloged under National Stock Number 5977-01-372-2340, 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 Parker Hannifin Corp Dba Pneutronics. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-01-372-2340 |
| Primary Part Number | F4-9-4 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Parker Hannifin Corp Dba Pneutronics |
| Status | ACTIVE |
| Outer Edge to Slot Edge Distance | 0.200 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Top Style | FLAT WITH RECTANGULAR SLOT |
| Shunt Position Designator | 11 |
| Style Designator | ONE PIECE |
| Material Document and Classification | CARBONE GRADE T1A MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 4.750 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Slot Depth | 0.100 INCHES NOMINAL IN |
| Material | CARBON |
| Slot Width | 0.070 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 |
|---|---|
| F4-9-4 PRIMARY | Parker Hannifin Corp Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| F4-9-4 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 5977-01-372-2340 is a Brush,electrical Contact, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-372-2340 has 1 manufacturer part number on file: F4-9-4 (Parker Hannifin Corp Dba Pneutronics).
Key specifications for F4-9-4: Outer Edge to Slot Edge Distance: 0.200 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Top Style: FLAT WITH RECTANGULAR SLOT; Shunt Position Designator: 11. 11 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.