The Brush,electrical Contact, cataloged under National Stock Number 5977-01-007-7632, 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 Dynamic Air Engineering, Inc.. 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-007-7632 |
| Primary Part Number | 299-10 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Dynamic Air Engineering, Inc. |
| Status | ACTIVE |
| Length | 0.690 INCHES NOMINAL IN |
| Terminal Diameter | 0.440 INCHES NOMINAL IN |
| Largest Outside Diameter | 0.360 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 0.515 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | DYNAMIC AIR ENGINEERING INC,GR 316 MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 1.810 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Brush Shunt Length | 0.719 INCHES MINIMUM AND 0.809 INCHES MAXIMUM SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.380 INCHES NOMINAL IN |
| Material | CARBON |
| Terminal Type and Quantity | 1 ROUND CAP W/EARS |
| 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 |
|---|---|
| 299-10 PRIMARY | Dynamic Air Engineering, Inc. (USA) |
NSN 5977-01-007-7632 is a Brush,electrical Contact, manufactured by Dynamic Air Engineering, Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-007-7632 has 1 manufacturer part number on file: 299-10 (Dynamic Air Engineering, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3120-01-259-3383, 5998-01-271-3520. Verify interchangeability with system specifications before substitution.
Key specifications for 299-10: Length: 0.690 INCHES NOMINAL IN; Terminal Diameter: 0.440 INCHES NOMINAL IN; Largest Outside Diameter: 0.360 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR. 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.