The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-265-5071, 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 Insultab Inc Div Pexco Athol. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5970-01-265-5071 |
| Primary Part Number | 4900-AWG3-YELLOW |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Insultab Inc Div Pexco Athol |
| Status | ACTIVE |
| Temp Rating | 105.0 CELSIUS DEGC |
| Style Designator | NONSHRINKABLE |
| Flexibility | FLEXIBLE |
| Wall Thickness | 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 1 CATEGORY AND 1 CLASS AND U FORM AND C GRADE AND 3 SIZE AND F TYPE |
| Inside Diameter | 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 700.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | YELLOW |
| Environmental Protection | FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT |
| Minimum Tensile Strength | 1800 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 4900-AWG3-YELLOW PRIMARY | Insultab Inc Div Pexco Athol (USA) |
| HT03YSW000 PRIMARY | Markel Corp. (USA) |
| SIZE3 YELLOW SYNTHOLVAR SHH PRIMARY | Varflex Corporation Dba Varflex Corp (USA) |
| Reference | Meaning |
|---|---|
| 8000003051 | 5/9 Secondary reference U.S. Government activity |
| MIL-I-631 | 4/1 Identification reference U.S. Government activity |
| 2200271-150 | 5/2 Secondary reference U.S. Government activity |
NSN 5970-01-265-5071 is a Insulation Sleeving,electrical, manufactured by Insultab Inc Div Pexco Athol, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-265-5071 has 3 manufacturer part numbers on file: 4900-AWG3-YELLOW (Insultab Inc Div Pexco Athol), HT03YSW000 (Markel Corp.), SIZE3 YELLOW SYNTHOLVAR SHH (Varflex Corporation Dba Varflex Corp).
Key specifications for 4900-AWG3-YELLOW: Temp Rating: 105.0 CELSIUS DEGC; Style Designator: NONSHRINKABLE; Flexibility: FLEXIBLE; Wall Thickness: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN. 11 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.