The Bushing,electrical Conductor, cataloged under National Stock Number 5975-01-166-6540, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Sippican, Inc. Div Communication Division. Government technical data includes 5 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 | 5975-01-166-6540 |
| Primary Part Number | D191049-1 |
| Item Name | Bushing,electrical Conductor |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Lockheed Martin Sippican, Inc. Div Communication Division |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-A-35 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| Accommodation Hole Inside Diameter | 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN |
| Body Outside Diameter | 3.187 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BODY |
| Material | STEEL COMP 304 BODY |
| 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 |
|---|---|
| D191049-1 PRIMARY | Lockheed Martin Sippican, Inc. Div Communication Division (USA) |
NSN 5975-01-166-6540 is a Bushing,electrical Conductor, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-166-6540 has 1 manufacturer part number on file: D191049-1 (Lockheed Martin Sippican, Inc. Div Communication Division).
Key specifications for D191049-1: Overall Height: 1.270 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-A-35 FED SPEC SINGLE TREATMENT RESPONSE BODY; Accommodation Hole Inside Diameter: 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN; Body Outside Diameter: 3.187 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN. 5 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.