The Brush,electrical Contact, cataloged under National Stock Number 5977-00-234-9577, 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 Kalart Victor Corp. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-234-9577 |
| Primary Part Number | 20263 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Kalart Victor Corp |
| Status | ACTIVE |
| Head Diameter | 0.145 INCHES NOMINAL IN |
| Brush Shunt Length | 1.563 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Top Style | CYLINDRICAL HEAD |
| Material Document and Classification | GENERAL CARBON CO,GR ABHT MFR REF SINGLE MATERIAL RESPONSE |
| Style Designator | ONE PIECE |
| Length | 0.594 INCHES NOMINAL IN |
| Thickness | 0.187 INCHES NOMINAL IN |
| Head Length | 0.125 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Peripheral Speed | 4000 FEET PER MINUTE FT |
| Width | 0.187 INCHES NOMINAL IN |
| Spring Free Length | 1.563 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Body Style | RECTANGULAR COMMUTATOR |
| Shunt Position Designator | 1 |
| Largest Outside Diameter | 0.168 INCHES NOMINAL IN |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Criticality Code Justification | MATT AND MDCL |
| Radius | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20263 | Kalart Victor Corp (USA) |
NSN 5977-00-234-9577 is a Brush,electrical Contact, manufactured by Kalart Victor Corp, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-234-9577 has 1 cross-referenced part number: 20263 (Kalart Victor Corp).
There are 8 known substitutes for 5977-00-234-9577: 5935-00-259-4636, 4820-01-050-9075, 5962-01-099-4818 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20263: Head Diameter: 0.145 INCHES NOMINAL IN; Brush Shunt Length: 1.563 INCHES NOMINAL SINGLE SHUNT IN; Contact Face Style: CONCAVE; Top Style: CYLINDRICAL HEAD. 20 total characteristics are documented in the Federal Logistics Information System.