The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-339-9757, 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 Lockheed Martin Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-339-9757 |
| Primary Part Number | M13231164-13 |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Expanded Inside Diameter | 2.000 INCHES MINIMUM IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 0.090 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Recovered Inside Diameter | 1.140 INCHES MAXIMUM IN |
| Heat Shrinkage Rating in Percent | 43.0 |
| 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 |
|---|---|
| M13231164-13 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| NT-FR 2 BLACK | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 13231164 | 5/9 Secondary reference Program Manager Advanced Attack Helicopter Barcom Amcpm-Aah |
| NTFR-2-0-SP | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
NSN 5970-01-339-9757 is a Insulation Sleeving,electrical, manufactured by Lockheed Martin Corporation, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-339-9757 has 1 manufacturer part number on file: M13231164-13 (Lockheed Martin Corporation).
Key specifications for M13231164-13: Expanded Inside Diameter: 2.000 INCHES MINIMUM IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE; Recovered Wall Thickness: 0.090 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. 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.