The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-351-8993, 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 3m Company Dba 3 M Co. Government technical data includes 12 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-351-8993 |
| Primary Part Number | CST 090-220-500 |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | 3m Company Dba 3 M Co |
| Status | ACTIVE |
| Temp Rating | -55.0 CELSIUS AND 130.0 CELSIUS DEGC |
| Expanded Inside Diameter | 2.450 INCHES NOMINAL IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 0.060 INCHES NOMINAL IN |
| Recovered Inside Diameter | 0.900 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 490.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | BLACK |
| Environmental Protection | ACID RESISTANT AND ALKALI RESISTANT AND CORROSION RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT AND WEATHER RESISTANT |
| Minimum Tensile Strength | 1680 POUNDS PER SQUARE INCH LBS |
| Material | RUBBER |
| 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 |
|---|---|
| CST 090-220-500 PRIMARY | 3m Company Dba 3 M Co (USA) |
| Reference | Meaning |
|---|---|
| CST 090-220-500 | 5/9 Secondary reference 3m Company |
| CST 090-220-500 | 5/9 Secondary reference 3m Company Dba 3m |
| CST 090-220-500 | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| CST 090-220-500 | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| CST 090-220-500 | 3/9 Design control — primary reference 3-M Federal Systems Dept |
NSN 5970-01-351-8993 is a Insulation Sleeving,electrical, manufactured by 3m Company Dba 3 M Co, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-351-8993 has 1 manufacturer part number on file: CST 090-220-500 (3m Company Dba 3 M Co).
Key specifications for CST 090-220-500: Temp Rating: -55.0 CELSIUS AND 130.0 CELSIUS DEGC; Expanded Inside Diameter: 2.450 INCHES NOMINAL IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE. 12 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.