The Brush,electrical Contact, cataloged under National Stock Number 5977-00-644-2710, 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 Borgwarner Pds (anderson), L.l.c.. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-644-2710 |
| Primary Part Number | 1905918 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Borgwarner Pds (anderson), L.l.c. |
| Status | ACTIVE |
| Outer Edge to Slot Edge Distance | 0.438 INCHES NOMINAL IN |
| Length | 1.125 INCHES NOMINAL IN |
| Peripheral Speed | 5000 FEET PER MINUTE FT |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Hole Diameter | 0.196 INCHES NOMINAL IN |
| Shunt Position Designator | 3 AND 9 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GRADE EC3X MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 25.0 DEGREES NOMINAL |
| Brush Shunt Length | 1.219 INCHES MINIMUM AND 1.719 INCHES MAXIMUM SINGLE SHUNT IN |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 2 UNINSULATED |
| Slot Depth | 0.047 INCHES NOMINAL IN |
| Width | 1.250 INCHES NOMINAL IN |
| Bevel Angle | 30.0 DEGREES NOMINAL |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 FLAG W/HOLE |
| Slot Width | 0.375 INCHES NOMINAL IN |
| Thickness | 0.250 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 |
|---|---|
| 1905918 | Borgwarner Pds (anderson), L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 1905918 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 1905918 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
| MILB3743 | 4/1 Identification reference U.S. Government activity |
| 1905918 | 5/9 Secondary reference General Motors Corp |
NSN 5977-00-644-2710 is a Brush,electrical Contact, manufactured by Borgwarner Pds (anderson), L.l.c., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-644-2710 has 1 manufacturer part number on file: 1905918 (Borgwarner Pds (anderson), L.l.c.).
Key specifications for 1905918: Outer Edge to Slot Edge Distance: 0.438 INCHES NOMINAL IN; Length: 1.125 INCHES NOMINAL IN; Peripheral Speed: 5000 FEET PER MINUTE FT; Body Style: RECTANGULAR COMMUTATOR. 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.