The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-01-203-7645, 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 Northrop Grumman Systems Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-203-7645 |
| Primary Part Number | 168208-4 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Main Body Small End Inside Diameter | 0.360 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Small End Inside Diameter | 1.480 INCHES MINIMUM AS SUPPLIED IN |
| Temp Rating | -55.0 CELSIUS DEGC |
| Main Body Large End Inside Diameter | 1.480 INCHES MINIMUM AS SUPPLIED IN |
| Main Body Large End Inside Diameter | 2.280 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Large End Wall Thickness of Main Body | 0.120 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Flexibility | FLEXIBLE |
| Small End Wall Thickness of Main Body | 0.040 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 200.0 VOLTS PER MIL /0.001 INCH/ IN |
| Distance From Intersecting Centerlines to Edge of Small End | 2.490 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Color | BLACK |
| Environmental Protection | CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND SOLVENT RESISTANT AND WATER RESISTANT |
| Minimum Tensile Strength | 1200 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC CROSS-LINKED POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 168208-4 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 168208 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
| 234A752-4-02/42 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
NSN 5970-01-203-7645 is a Insulation Sleeving,electrical,s, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-203-7645 has 1 manufacturer part number on file: 168208-4 (Northrop Grumman Systems Corporation).
Key specifications for 168208-4: Main Body Small End Inside Diameter: 0.360 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Main Body Small End Inside Diameter: 1.480 INCHES MINIMUM AS SUPPLIED IN; Temp Rating: -55.0 CELSIUS DEGC; Main Body Large End Inside Diameter: 1.480 INCHES MINIMUM AS SUPPLIED IN. 14 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.