The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-00-578-1237, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-578-1237 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Main Body Small End Inside Diameter | 1.400 INCHES MINIMUM AS SUPPLIED IN |
| Main Body Small End Inside Diameter | 0.640 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Angle Between Large End and Small End Centerlines in Deg | 90.0 NOMINAL AFTER UNRESTRICTED RECOVERY |
| Angle Between Large End and Small End Centerlines in Deg | 45.0 NOMINAL AS SUPPLIED |
| Temp Rating | -55.0 CELSIUS DEGC |
| Distance From Top of Shoulder to Small End of Main Body | 1.200 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Large End Inside Diameter | 1.380 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Large End Inside Diameter | 1.850 INCHES MINIMUM AS SUPPLIED IN |
| Large End Wall Thickness of Main Body | 0.180 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Style Designator | BOOT-90 DEGREES |
| Flexibility | FLEXIBLE |
| Small End Wall Thickness of Main Body | 0.120 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Height | 2.170 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 | 3.200 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | BLACK |
| Environmental Protection | FLAME RESISTANT AND MILDEW RESISTANT AND SOLVENT RESISTANT AND WATER RESISTANT |
| Minimum Tensile Strength | 1500 POUNDS PER SQUARE INCH LBS |
| Material | RUBBER NEOPRENE LOCATION NOT OTHERWISE SPECIFIED |
| Distance From Centerline of Small End to Edge of Large End | 1.410 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 |
| Reference | Meaning |
|---|---|
| 339H186-2-MP | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| 11070390-7 | 7/1 Vendor item drawing reference Us Army Aviation and Missile Command |
| 228A075-5-00 | 3/9 Design control — primary reference Te Connectivity Corporation Dba Raychem Product Division |
| 339H186-2-MP | 5/9 Secondary reference Minnesota Mining and Mfg Co |
| 339H186-2-MP | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
NSN 5970-00-578-1237 is a Insulation Sleeving,electrical,s, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
Key specifications for 5970-00-578-1237: Main Body Small End Inside Diameter: 1.400 INCHES MINIMUM AS SUPPLIED IN; Main Body Small End Inside Diameter: 0.640 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Angle Between Large End and Small End Centerlines in Deg: 90.0 NOMINAL AFTER UNRESTRICTED RECOVERY; Angle Between Large End and Small End Centerlines in Deg: 45.0 NOMINAL AS SUPPLIED. 21 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.