The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-00-405-2157, 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 17 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-405-2157 |
| Primary Part Number | 2101-2-B7 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Hellermanntyton Limited Dba Staeng |
| Status | ACTIVE |
| Main Body Small End Inside Diameter | 0.630 INCHES MINIMUM AS SUPPLIED IN |
| Main Body Small End Inside Diameter | 0.160 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Temp Rating | -55.0 CELSIUS DEGC |
| Main Body Large End Inside Diameter | 0.800 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Large End Inside Diameter | 0.630 INCHES MINIMUM AS SUPPLIED IN |
| Style Designator | BOOT-RECTANGULAR-90 DEGREES |
| Flexibility | SEMIRIGID |
| Material Document and Classification | RT-301, RAYCHEM CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| 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 | 1.020 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Reliability Indicator | NOT ESTABLISHED |
| 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 |
| Distance From Centerline of Small End to Edge of Large End | 0.600 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| 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 |
|---|---|
| 2101-2-B7 | Hellermanntyton Limited Dba Staeng (GBR) |
| Reference | Meaning |
|---|---|
| 345H722-1 | 3/9 Design control — primary reference Minnesota Mining and Mfg Co 3m Company |
| 345H722-1 | 5/9 Secondary reference Minnesota Mining and Mfg Co |
| SC5975-0024-56 | 5/9 Secondary reference Drs Icas, Llc |
| 234A611-3 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 867184-0001 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
| 345H722-1 | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 2101-2-B7 | 5/9 Secondary reference Hellermanntyton Limited |
| 345H722-1 | C/1 Advisory reference — outside the item-of-supply concept 3m Company Dba 3m |
NSN 5970-00-405-2157 is a Insulation Sleeving,electrical,s, manufactured by Hellermanntyton Limited Dba Staeng, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-405-2157 has 1 manufacturer part number on file: 2101-2-B7 (Hellermanntyton Limited Dba Staeng).
Key specifications for 2101-2-B7: Main Body Small End Inside Diameter: 0.630 INCHES MINIMUM AS SUPPLIED IN; Main Body Small End Inside Diameter: 0.160 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Temp Rating: -55.0 CELSIUS DEGC; Main Body Large End Inside Diameter: 0.800 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN. 17 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.