The Ring,electrical Contact Brush Ho, cataloged under National Stock Number 5977-00-033-5780, 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 Stone Safety Corp. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5977-00-033-5780 |
| Primary Part Number | 37891 |
| Item Name | Ring,electrical Contact Brush Ho |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Stone Safety Corp |
| Status | CANCELLED |
| Mounting Configuration | CLAMP MTG |
| Material | PLASTIC MELAMINE AND GLASS FIBER |
| Usage Design | USED TO RETAIN BRUSHHOLDERS |
| Overall Diameter | 5.250 INCHES NOMINAL IN |
| Overall Thickness | 0.375 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 37891 | Stone Safety Corp (USA) |
NSN 5977-00-033-5780 is a Ring,electrical Contact Brush Ho, manufactured by Stone Safety Corp, classified under FSC 5977 (No Item Name Available). Status: cancelled.
NSN 5977-00-033-5780 has 1 cross-referenced part number: 37891 (Stone Safety Corp).
There are 3 known substitutes for 5977-00-033-5780: 5110-00-156-0037, 5310-00-480-6080, 5310-00-880-2005. Verify interchangeability with system specifications before substitution.
Key specifications for 37891: Mounting Configuration: CLAMP MTG; Material: PLASTIC MELAMINE AND GLASS FIBER; Usage Design: USED TO RETAIN BRUSHHOLDERS; Overall Diameter: 5.250 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 5977-00-033-5780 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.