The Tubing,shrinkable, cataloged under National Stock Number 5970-01-581-4458, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-581-4458 |
| Item Name | Tubing,shrinkable |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Accessory Components and Quantity | 86 OF 6 VARIOUS SIZES |
| Color | BLACK |
| Material | PLASTIC POLYOLEFIN |
| 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 |
|---|---|
| 79DH421-00 | 5/2 Secondary reference U.S. Government activity |
| FIT KIT-221BK | 3/2 Design control — primary reference U.S. Government activity |
| FIT KIT-221BK | 5/2 Secondary reference U.S. Government activity |
NSN 5970-01-581-4458 is a Tubing,shrinkable, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
Key specifications for 5970-01-581-4458: Overall Length: 6.000 INCHES NOMINAL IN; Accessory Components and Quantity: 86 OF 6 VARIOUS SIZES; Color: BLACK; Part Name Assigned by Controlling Agency: GENERAL PURPOSE SHRINKABLE TUBING ASSORTMENT. 3 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.