The Insulator,bushing, cataloged under National Stock Number 5970-00-339-3279, 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 Laminated Materials Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-339-3279 |
| Primary Part Number | 8747-3 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Laminated Materials Corp |
| Status | ACTIVE |
| Flange Thickness | 0.093 INCHES NOMINAL IN |
| Material Document and Classification | MIL-P-79, TYPE PBG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.504 INCHES NOMINAL IN |
| Inside Diameter | 0.2187 INCHES NOMINAL IN |
| Material | PLASTIC PHENOLIC AND PAPER 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 |
|---|---|
| 8747-3 PRIMARY | Laminated Materials Corp (USA) |
| Reference | Meaning |
|---|---|
| 8747PC3 | 5/9 Secondary reference Cub Co |
| 8747-3 | 5/9 Secondary reference Arma Div Ambac Industries Inc |
NSN 5970-00-339-3279 is a Insulator,bushing, manufactured by Laminated Materials Corp, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-339-3279 has 1 manufacturer part number on file: 8747-3 (Laminated Materials Corp).
1 possible match (shared part number, not a government interchangeability claim): 4720-00-764-3150. Verify interchangeability with system specifications before substitution.
Key specifications for 8747-3: Overall Height: 0.593 INCHES NOMINAL IN; Flange Thickness: 0.093 INCHES NOMINAL IN; Material Document and Classification: MIL-P-79, TYPE PBG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.750 INCHES NOMINAL IN. 6 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.