The Brush,electrical Contact, cataloged under National Stock Number 5977-00-557-5155, 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 Dla Aviation Engineering Div Department of Defense. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-557-5155 |
| Primary Part Number | 64C15ITEM5 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Dla Aviation Engineering Div Department of Defense |
| Status | ACTIVE |
| Length | 1.310 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 1.440 INCHES NOMINAL IN |
| Terminal Hole Diameter | 0.203 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Top Style | BEVELED FRONT |
| Clip Type | NEMA HAMMER TYPE CHANNEL A |
| Style Designator | PAIRED |
| Precious Material and Weight | 0.040 SILVER GRAINS, TROY |
| Material Document and Classification | GENERAL ELECTRIC CO,CARBON PRODUCTS SECTION,GRADE T464 MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 30.0 DEGREES NOMINAL |
| Brush Shunt Length | 1.688 INCHES NOMINAL ALL SHUNTS IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 2 INSULATED |
| Terminal Bend Angle | 60.0 DEGREES NOMINAL |
| Precious Material and Location | TERMINAL SILVER |
| Width | 1.057 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN |
| Material | CARBON GRAPHITE |
| Terminal Type and Quantity | 1 BENT W/HOLE |
| Thickness | 0.495 INCHES MINIMUM AND 0.500 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 |
| Part Number | Manufacturer |
|---|---|
| 64C15ITEM5 PRIMARY | Dla Aviation Engineering Div Department of Defense (USA) |
| Reference | Meaning |
|---|---|
| 30300-1020 | 5/9 Secondary reference Lucas Aerospace Power Equipment Corporation |
NSN 5977-00-557-5155 is a Brush,electrical Contact, manufactured by Dla Aviation Engineering Div Department of Defense, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-557-5155 has 1 manufacturer part number on file: 64C15ITEM5 (Dla Aviation Engineering Div Department of Defense).
1 possible match (shared part number, not a government interchangeability claim): 5977-00-583-9879. Verify interchangeability with system specifications before substitution.
Key specifications for 64C15ITEM5: Length: 1.310 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 1.440 INCHES NOMINAL IN; Terminal Hole Diameter: 0.203 INCHES NOMINAL IN. 20 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.