The Brush,electrical Contact, cataloged under National Stock Number 5977-00-379-4349, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Magnetics Intl Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-379-4349 |
| Primary Part Number | 4178 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Magnetics Intl Inc |
| Status | ACTIVE |
| Style Designator | ONE PIECE |
| Length | 0.625 INCHES NOMINAL IN |
| Top Style | CONICAL HEAD |
| Contact Face Style | CONCAVE |
| Radius | 0.719 INCHES NOMINAL IN |
| Head Minor Diameter | 0.097 INCHES NOMINAL IN |
| Head Major Diameter | 0.125 INCHES NOMINAL IN |
| Head Length | 0.125 INCHES NOMINAL IN |
| Width | 0.246 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Material | GRAPHITE |
| Peripheral Speed | 5000 FEET PER MINUTE FT |
| Criticality Code Justification | MATT AND MDCL |
| Thickness | 0.246 INCHES NOMINAL IN |
| Material Document and Classification | SUPERIOR CARBON PRODUCTS INC,GRADE 420 MFR REF SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4178 PRIMARY | Magnetics Intl Inc (USA) |
| ANSI/NEMA PUB NO. CB1 | National Electrical Mfrs Assn (USA) |
NSN 5977-00-379-4349 is a Brush,electrical Contact, manufactured by Magnetics Intl Inc, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-379-4349 has 2 cross-referenced part numbers: 4178 (Magnetics Intl Inc), ANSI/NEMA PUB NO. CB1 (National Electrical Mfrs Assn).
There are 9 known substitutes for 5977-00-379-4349: 5970-00-065-4872, 1560-00-141-9445, 4320-00-399-1312 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4178: Style Designator: ONE PIECE; Length: 0.625 INCHES NOMINAL IN; Top Style: CONICAL HEAD; Contact Face Style: CONCAVE. 15 total characteristics are documented in the Federal Logistics Information System.