The Brush,electrical Contact, cataloged under National Stock Number 5977-00-437-7914, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-437-7914 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 1.250 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.188 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT |
| Shunt Position Designator | 2 |
| Clip Type | NEMA HAMMER TYPE ANGULAR A-EXTENDED |
| Style Designator | ONE PIECE |
| Material Document and Classification | AIRCO SPEER GRADE E-45 MFR REF SINGLE MATERIAL RESPONSE |
| Clip Length | 0.750 INCHES NOMINAL IN |
| Angle | 30.0 DEGREES NOMINAL |
| Brush Shunt Length | 3.500 INCHES MINIMUM AND 3.625 INCHES MAXIMUM SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Clip Bevel Angle in Deg | 30.0 NOMINAL |
| Width | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.308 INCHES MINIMUM AND 0.312 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 |
| Reference | Meaning |
|---|---|
| 29-569 E45 | C/1 Advisory reference — outside the item-of-supply concept Abb Motors & Mechanical Inc Div Abb Motors and Mechanical Inc. |
| 29-569 E45 | 3/9 Design control — primary reference Baldor Electric Co |
NSN 5977-00-437-7914 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-437-7914: Length: 1.250 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Terminal Slot Width: 0.188 INCHES NOMINAL IN; Top Style: BEVELED FRONT. 18 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.