The Sleeving,textile,electrical, cataloged under National Stock Number 5970-01-455-5547, 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 Techflex Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-455-5547 |
| Primary Part Number | FRTW-B-1/2IN BLACK |
| Item Name | Sleeving,textile,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Techflex Inc |
| Status | ACTIVE |
| Temp Rating | 100.0 CELSIUS DEGC |
| Flexibility | FLEXIBLE |
| Inside Diameter | 0.625 INCHES MAXIMUM IN |
| Color | BLACK |
| Environmental Protection | FLAME RESISTANT |
| Material | PLASTIC POLYESTER 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 |
|---|---|
| FRTW-B-1/2IN BLACK PRIMARY | Techflex Inc (USA) |
| 1/2IN BLACK FR POLY TW PRIMARY | Western Filament, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 675399352 | 3/2 Design control — primary reference U.S. Government activity |
| EMF-0695 | 5/9 Secondary reference U.S. Government activity |
| S52-5-050-0 | 3/2 Design control — primary reference U.S. Government activity |
| E87611 | 5/1 Secondary reference Western Filament, Inc. |
| BMS13-52 | 5/1 Secondary reference U.S. Government activity |
NSN 5970-01-455-5547 is a Sleeving,textile,electrical, manufactured by Techflex Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-455-5547 has 2 manufacturer part numbers on file: FRTW-B-1/2IN BLACK (Techflex Inc), 1/2IN BLACK FR POLY TW (Western Filament, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5970-01-687-2416. Verify interchangeability with system specifications before substitution.
Key specifications for FRTW-B-1/2IN BLACK: Temp Rating: 100.0 CELSIUS DEGC; Flexibility: FLEXIBLE; Overall Length: 500.000 FEET NOMINAL FT; Inside Diameter: 0.625 INCHES MAXIMUM IN. 6 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.