The Brush,electrical Contact, cataloged under National Stock Number 5977-00-809-6907, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-00-809-6907 |
| Primary Part Number | 10921483 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Length | 0.625 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Distance From Center of Hole to Outside Edge | 0.243 INCHES NOMINAL IN |
| Terminal Hole Diameter | 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Distance From Brush Top to Hole Centerline | 0.469 INCHES NOMINAL IN |
| Top Style | FLAT |
| Shunt Position Designator | 2 AND 8 |
| Style Designator | ONE PIECE |
| Basic Shape Style | UNTHREADED SINGLE THROUGH HOLE |
| Brush Shunt Length | 6.875 INCHES MINIMUM AND 7.125 INCHES MAXIMUM SINGLE SHUNT IN |
| Contact Face Style | CONVEX |
| Shunt Insulation Provision and Quantity | 2 UNINSULATED |
| Width | 0.969 INCHES NOMINAL IN |
| Material | SILVER GRAPHITE |
| Terminal Type and Quantity | 1 YOKE W/HOLE |
| Hole Diameter | 0.164 INCHES NOMINAL IN |
| Thickness | 0.485 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 |
|---|---|
| 10921483 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5977008096907 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5977-00-809-6907 is a Brush,electrical Contact, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-809-6907 has 1 manufacturer part number on file: 10921483 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10921483: Length: 0.625 INCHES NOMINAL IN; Body Style: RECTANGULAR; Distance From Center of Hole to Outside Edge: 0.243 INCHES NOMINAL IN; Terminal Hole Diameter: 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN. 17 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.