The Insulator,bushing, cataloged under National Stock Number 5970-00-894-4609, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-894-4609 |
| Primary Part Number | 126B00057 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Second Counterbore Depth | 0.118 INCHES NOMINAL IN |
| Shank Height | 0.448 INCHES NOMINAL IN |
| First Counterbore Diameter | 0.437 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-P-77, TYPE E-2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.507 INCHES NOMINAL IN |
| First Counterbore Depth | 0.062 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.458 INCHES NOMINAL IN |
| Inside Diameter | 0.120 INCHES NOMINAL IN |
| Second Counterbore Diameter | 0.180 INCHES NOMINAL IN |
| Material | PLASTIC ACETAL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 126B00057 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
NSN 5970-00-894-4609 is a Insulator,bushing, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-894-4609 has 1 manufacturer part number on file: 126B00057 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 126B00057: Second Counterbore Depth: 0.118 INCHES NOMINAL IN; Overall Height: 0.566 INCHES NOMINAL IN; Shank Height: 0.448 INCHES NOMINAL IN; First Counterbore Diameter: 0.437 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.