The Insulator,bushing, cataloged under National Stock Number 5970-00-177-1644, 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 Unison Industries Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-177-1644 |
| Primary Part Number | 10-319987 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Surface Treatment and Location | OVERALL GLAZED |
| Shank Height | 1.320 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Outside Diameter | 0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN |
| Shank Outside Diameter | 0.360 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Inside Diameter | 0.224 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Unable to Decode | UNABLE TO DECODE |
| 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 |
|---|---|
| 10-319987 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 10-319987 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5970-00-177-1644 is a Insulator,bushing, manufactured by Unison Industries Llc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-177-1644 has 1 manufacturer part number on file: 10-319987 (Unison Industries Llc).
Key specifications for 10-319987: Overall Height: 1.420 INCHES NOMINAL IN; Surface Treatment and Location: OVERALL GLAZED; Shank Height: 1.320 INCHES NOMINAL IN; Style Designator: SHOULDER. 7 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.