The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-189-6935, 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 Te Connectivity Corporation Dba Raychem Product Division. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-189-6935 |
| Primary Part Number | SST 48 20 FR |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Expanded Inside Diameter | 2.000 INCHES MINIMUM IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 0.140 INCHES NOMINAL IN |
| Recovered Inside Diameter | 0.750 INCHES MAXIMUM IN |
| Heat Shrinkage Rating in Percent | 62.5 |
| Dielectric Material Voltage Rating Per Unit Thickness | 400.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | BLACK |
| Environmental Protection | CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT |
| Minimum Tensile Strength | 1200 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| SST 48 20 FR PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| 48 20M FR | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| Reference | Meaning |
|---|---|
| SST 48 20M FR | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| SST 48 20M FR | 5/9 Secondary reference Sigmaform Corp |
NSN 5970-01-189-6935 is a Insulation Sleeving,electrical, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-189-6935 has 2 manufacturer part numbers on file: SST 48 20 FR (Te Connectivity Corporation Dba Raychem Product Division), 48 20M FR (Te Connectivity Corporation Dba Raychem Product Division).
Key specifications for SST 48 20 FR: Expanded Inside Diameter: 2.000 INCHES MINIMUM IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE; Overall Length: 4.000 FEET NOMINAL FT. 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.