The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-221-6534, 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 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5970-01-221-6534 |
| Primary Part Number | NTFR-1/2-0-SP |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Temp Rating | -70.0 CELSIUS AND 121.0 CELSIUS DEGC |
| Expanded Inside Diameter | 0.500 INCHES MINIMUM IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 0.033 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| Recovered Inside Diameter | 0.286 INCHES MAXIMUM IN |
| Heat Shrinkage Rating in Percent | 42.8 |
| Dielectric Material Voltage Rating Per Unit Thickness | 300.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | BLACK |
| Environmental Protection | CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT |
| Minimum Tensile Strength | 1500 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 |
|---|---|
| NTFR-1/2-0-SP PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| 12352468-4 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12352468-4 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| NT-FR-1/2 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
NSN 5970-01-221-6534 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 5970-01-221-6534 has 2 manufacturer part numbers on file: NTFR-1/2-0-SP (Te Connectivity Corporation Dba Raychem Product Division), 12352468-4 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for NTFR-1/2-0-SP: Temp Rating: -70.0 CELSIUS AND 121.0 CELSIUS DEGC; Expanded Inside Diameter: 0.500 INCHES MINIMUM IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE. 13 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.