The Arm,electrical Contact Brush, cataloged under National Stock Number 5977-00-129-1819, 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 Telemechanics Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-129-1819 |
| Primary Part Number | 77057 |
| Item Name | Arm,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Surface Treatment | ZINC AND CHROMATE |
| Material | STEEL |
| Usage Design | USED TO RETAIN BRUSH |
| Mounting Configuration | TWO NO. 4-40 THREADED HOLES 0.517 IN. C TO C IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5977-00-129-1819 is a Arm,electrical Contact Brush, manufactured by Telemechanics Inc, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-129-1819 has 3 cross-referenced part numbers: 77057 (Telemechanics Inc), 77057 (American Telephone and Telegraph Co), 77057 (At and T Corp).
There are 2 known substitutes for 5977-00-129-1819: 5962-01-247-9003, 4730-01-697-3329. Verify interchangeability with system specifications before substitution.
Key specifications for 77057: Surface Treatment: ZINC AND CHROMATE; Material: STEEL; Overall Width: 0.250 INCHES NOMINAL IN; Usage Design: USED TO RETAIN BRUSH. 8 total characteristics are documented in the Federal Logistics Information System.