The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-643-4639, 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 Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-643-4639 |
| Primary Part Number | 31004-01 |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc |
| Status | ACTIVE |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Wall Thickness | 0.020 INCHES NOMINAL IN |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Inside Diameter | 0.187 INCHES MINIMUM AND 0.93 INCHES MAXIMUM IN |
| Color | GREEN |
| Material | PLASTIC POLYOLEFIN |
| 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 |
|---|---|
| 31004-01 PRIMARY | Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc (USA) |
NSN 5970-01-643-4639 is a Insulation Sleeving,electrical, manufactured by Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-643-4639 has 1 manufacturer part number on file: 31004-01 (Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc).
Key specifications for 31004-01: Style Designator: SHRINKABLE; Flexibility: FLEXIBLE; Overall Length: 6.0 INCHES NOMINAL IN; Wall Thickness: 0.020 INCHES NOMINAL IN. 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.