The Brush,electrical Contact, cataloged under National Stock Number 5977-00-583-3928, 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 Micro Networks Corporation. Government technical data includes 18 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-583-3928 |
| Primary Part Number | 1334646P3 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Micro Networks Corporation |
| Status | ACTIVE |
| Length | 1.375 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Extension Length | 0.098 INCHES NOMINAL IN |
| Terminal Slot Width | 0.219 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT |
| Shunt Position Designator | 8 |
| Clip Type | NEMA HAMMER TYPE EXTENDED A |
| Style Designator | ONE PIECE |
| Material Document and Classification | GENERAL ELECTRIC CO,GR T593 MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 30.0 DEGREES NOMINAL |
| Brush Shunt Length | 1.875 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 1.250 INCHES NOMINAL IN |
| Bevel Angle | 15.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 1334646P3 PRIMARY | Micro Networks Corporation (USA) |
| Reference | Meaning |
|---|---|
| ANSI/NEMA PUB NO. CB1 | 5/9 Secondary reference U.S. Government activity |
| MILB3743 | 4/1 Identification reference U.S. Government activity |
| MILB003743 | 4/1 Identification reference U.S. Government activity |
| 1334646P3 | 5/9 Secondary reference Ametek Advanced Industries, Inc. |
NSN 5977-00-583-3928 is a Brush,electrical Contact, manufactured by Micro Networks Corporation, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-583-3928 has 1 manufacturer part number on file: 1334646P3 (Micro Networks Corporation).
Key specifications for 1334646P3: Length: 1.375 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Extension Length: 0.098 INCHES NOMINAL IN; Terminal Slot Width: 0.219 INCHES NOMINAL IN. 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.