The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-485-9781, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-485-9781 |
| Primary Part Number | 2042AS525-05 |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Expanded Inside Diameter | 0.750 INCHES NOMINAL IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 5.200 INCHES NOMINAL IN |
| Recovered Inside Diameter | 0.500 INCHES NOMINAL IN |
| Reliability Indicator | ESTABLISHED |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 203A211-04/42 | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| 2042AS525-05 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 2042AS525 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5970-01-485-9781 is a Insulation Sleeving,electrical, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-485-9781 has 2 manufacturer part numbers on file: 203A211-04/42 (Te Connectivity Corporation Dba Raychem Product Division), 2042AS525-05 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 2042AS525-05: Expanded Inside Diameter: 0.750 INCHES NOMINAL IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE; Overall Length: 2.200 INCHES NOMINAL IN. 8 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.