The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-01-235-0784, 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 Hellermanntyton Limited Dba Staeng. Government technical data includes 26 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5970-01-235-0784 |
| Primary Part Number | 306-1-B7WM250 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Hellermanntyton Limited Dba Staeng |
| Status | ACTIVE |
| Third Branch Inside Diameter | 0.260 INCHES MINIMUM AS SUPPLIED IN |
| Third Branch Inside Diameter | 0.120 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Distance From Intersecting Centerline of Main Body to End of First Branch | 1.000 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Temp Rating | -55.0 CELSIUS DEGC |
| Second Branch Inside Diameter | 0.260 INCHES MINIMUM AS SUPPLIED IN |
| Second Branch Inside Diameter | 0.120 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Third Branch Wall Thickness | 0.040 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Angle Between Main Body and First Branch Centerlines in Deg | 10.0 NOMINAL AS SUPPLIED |
| Angle Between Main Body and First Branch Centerlines in Deg | 30.0 NOMINAL AFTER UNRESTRICTED RECOVERY |
| Style Designator | TRANSITION-1 TO 3 CABLES |
| Flexibility | SEMIRIGID |
| Material Document and Classification | MPP-262,HIGH VOLTAGE ENGINEERING CORP MFR REF SINGLE MATERIAL RESPONSE AND RT-301, RAYCHEM CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Second Branch Wall Thickness | 0.040 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Inside Diameter | 0.240 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Inside Diameter | 0.520 INCHES MINIMUM AS SUPPLIED IN |
| Main Body Overall Length | 1.820 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Distance From Edge of Main Body to Intersecting Centerlines | 0.820 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 200.0 VOLTS PER MIL /0.001 INCH/ IN |
| First Branch Wall Thickness | 0.040 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 | 1500 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED |
| First Branch Inside Diameter | 0.260 INCHES MINIMUM AS SUPPLIED IN |
| First Branch Inside Diameter | 0.120 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Wall Thickness | 0.060 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 |
|---|---|
| 306-1-B7WM250 | Hellermanntyton Limited Dba Staeng (GBR) |
| Reference | Meaning |
|---|---|
| 462A011-3/42 | 3/9 Design control — primary reference Te Connectivity Corporation Dba Raychem Product Division |
| 573H122-1-AL | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 306-1-B7WM250 | 5/9 Secondary reference Hellermanntyton Limited |
NSN 5970-01-235-0784 is a Insulation Sleeving,electrical,s, manufactured by Hellermanntyton Limited Dba Staeng, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-235-0784 has 1 manufacturer part number on file: 306-1-B7WM250 (Hellermanntyton Limited Dba Staeng).
Key specifications for 306-1-B7WM250: Third Branch Inside Diameter: 0.260 INCHES MINIMUM AS SUPPLIED IN; Third Branch Inside Diameter: 0.120 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Distance From Intersecting Centerline of Main Body to End of First Branch: 1.000 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN; Temp Rating: -55.0 CELSIUS DEGC. 26 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.