The Brush,electrical Contact, cataloged under National Stock Number 5977-00-552-8137, 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 Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-552-8137 |
| Primary Part Number | 3141MX |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Length | 1.500 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.250 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT WITH RIGHT SHOULDER |
| Shunt Position Designator | 10 |
| Style Designator | ONE PIECE |
| Material Document and Classification | U.S. GRAPHITE CO,GR 138 MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 2.125 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 1.000 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.375 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 |
|---|---|
| 3141MX PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 3141MX | 5/9 Secondary reference Reliance Electric |
| ANSI/NEMA PUB NO. CB1 | 5/9 Secondary reference U.S. Government activity |
NSN 5977-00-552-8137 is a Brush,electrical Contact, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-552-8137 has 1 manufacturer part number on file: 3141MX (Reliance Electric Company Dba Reliance & Dodge Brands).
Key specifications for 3141MX: Length: 1.500 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Terminal Slot Width: 0.250 INCHES NOMINAL IN; Top Style: BEVELED FRONT WITH RIGHT SHOULDER. 14 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.