The Brush,electrical Contact, cataloged under National Stock Number 5977-00-665-3940, 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 National Electrical Mfrs Assn. Government technical data includes 18 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-665-3940 |
| Primary Part Number | ANSI/NEMA PUB NO. CB1 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | National Electrical Mfrs Assn |
| Status | ACTIVE |
| Material | ELECTROGRAPHITIC |
| Top Style | FLAT WITH RECTANGULAR SLOT |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Outer Edge to Slot Edge Distance | 0.160 INCHES NOMINAL IN |
| Brush Shunt Length | 1.750 INCHES NOMINAL SINGLE SHUNT IN |
| Terminal Hole Diameter | 0.188 INCHES NOMINAL IN |
| Contact Face Style | CONCAVE |
| Material Document and Classification | GRADE +48B,STACKPOLE CARBON CO MFR REF SINGLE MATERIAL RESPONSE |
| Style Designator | ONE PIECE |
| Terminal Type and Quantity | 1 STRAIGHT W/HOLE |
| Body Style | RECTANGULAR COMMUTATOR |
| Slot Width | 0.156 INCHES NOMINAL IN |
| Thickness | 0.450 INCHES NOMINAL IN |
| Length | 1.000 INCHES NOMINAL IN |
| Slot Depth | 0.063 INCHES NOMINAL IN |
| Radius | 1.156 INCHES NOMINAL IN |
| Width | 0.475 INCHES NOMINAL IN |
| Shunt Position Designator | 3 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ANSI/NEMA PUB NO. CB1 | National Electrical Mfrs Assn (USA) |
| A945 | Dyna Corp (USA) |
NSN 5977-00-665-3940 is a Brush,electrical Contact, manufactured by National Electrical Mfrs Assn, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-665-3940 has 2 cross-referenced part numbers: ANSI/NEMA PUB NO. CB1 (National Electrical Mfrs Assn), A945 (Dyna Corp).
There are 5 known substitutes for 5977-00-665-3940: 5945-00-089-7931, 5325-00-174-9829, 5120-00-769-0089 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for ANSI/NEMA PUB NO. CB1: Material: ELECTROGRAPHITIC; Top Style: FLAT WITH RECTANGULAR SLOT; Shunt Insulation Provision and Quantity: 1 INSULATED; Outer Edge to Slot Edge Distance: 0.160 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.