The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-00-577-1631, 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 Northrop Grumman Systems Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-577-1631 |
| Primary Part Number | GS14A9C |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Temp Rating | -46.0 CELSIUS AND 70.0 CELSIUS DEGC |
| Style Designator | NONSHRINKABLE |
| Flexibility | FLEXIBLE |
| Wall Thickness | 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN |
| Departure From Cited Document | AS MOD BY COLOR |
| Nondefinitive Spec/std Data | 1 CATEGORY AND 1 CLASS AND U FORM AND B GRADE AND 9 AWG SIZE AND UA SUBFORM AND F TYPE |
| Inside Diameter | 0.114 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| Dielectric Material Voltage Rating Per Unit Thickness | 650.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | CLEAR |
| Environmental Protection | FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT |
| Minimum Tensile Strength | 1450 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 |
|---|---|
| GS14A9C | Northrop Grumman Systems Corporation (USA) |
| 8383100-114 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 17-I-1735-11 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| GLITEX 120 | 5/1 Secondary reference Nalge Co Div of Sybron Corp |
| ASTRA 701 | 5/9 Secondary reference U.S. Government activity |
| HYFLEX TRANSFLEX | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| ITCO 919 | 5/1 Secondary reference Insultab Inc Div Pexco Athol |
| SYNTHOLVAR | 5/1 Secondary reference Varflex Corporation Dba Varflex Corp |
| MIL-I-631 | 4/1 Identification reference U.S. Government activity |
| 5970-577-1631 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| NATVAR 361 | 3/1 Design control — primary reference U.S. Government activity |
| HYFLEX TRANSFLEX | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| 3002 | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 3002 | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
NSN 5970-00-577-1631 is a Insulation Sleeving,electrical, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-577-1631 has 3 manufacturer part numbers on file: GS14A9C (Northrop Grumman Systems Corporation), 8383100-114 (U S Army Tank Automotive Command Amsta-Im-Mm), 17-I-1735-11 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for GS14A9C: Temp Rating: -46.0 CELSIUS AND 70.0 CELSIUS DEGC; Style Designator: NONSHRINKABLE; Flexibility: FLEXIBLE; Wall Thickness: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN. 12 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.