The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-01-255-7658, 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 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-255-7658 |
| Primary Part Number | 202K153-25-01 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Main Body Small End Inside Diameter | 0.330 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Small End Inside Diameter | 1.420 INCHES MINIMUM AS SUPPLIED IN |
| Temp Rating | -75.0 CELSIUS AND 150.0 CELSIUS DEGC |
| Distance From Top of Shoulder to Small End of Main Body | 0.790 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Large End Inside Diameter | 1.420 INCHES MINIMUM AS SUPPLIED IN |
| Main Body Large End Inside Diameter | 0.880 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Style Designator | BOOT-STRAIGHT |
| Flexibility | SEMIRIGID |
| Material Document and Classification | RT-1325,RAYCHEM CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Main Body Overall Length | 2.360 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 200.0 VOLTS PER MIL /0.001 INCH/ IN |
| Color | BLACK |
| Distance From Bottom of Shoulder to Large End of Main Body | 0.860 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Minimum Tensile Strength | 2175 POUNDS PER SQUARE INCH LBS |
| Material | RUBBER LOCATION NOT OTHERWISE SPECIFIED |
| Main Body Wall Thickness | 0.040 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| 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 |
|---|---|
| 202K153-25-01 PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| Reference | Meaning |
|---|---|
| 11831211-5 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5970-01-255-7658 is a Insulation Sleeving,electrical,s, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-255-7658 has 1 manufacturer part number on file: 202K153-25-01 (Te Connectivity Corporation Dba Raychem Product Division).
Key specifications for 202K153-25-01: Main Body Small End Inside Diameter: 0.330 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Main Body Small End Inside Diameter: 1.420 INCHES MINIMUM AS SUPPLIED IN; Temp Rating: -75.0 CELSIUS AND 150.0 CELSIUS DEGC; Distance From Top of Shoulder to Small End of Main Body: 0.790 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN. 16 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.