The Insulating Varnish,electrical, cataloged under National Stock Number 5970-01-583-3993, 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 Glyptal Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-583-3993 |
| Primary Part Number | GLYPTAL 1201B |
| Item Name | Insulating Varnish,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Glyptal Inc |
| Status | ACTIVE |
| Drying Method | AIR |
| Supplementary Features | PRIMER FOR STRUCTURAL IRON AND STEEL; GENERAL PLANT MAINTENANCE; SEALER FOR CONCRETE FLOORS; PRIMER AND FINISH FOR MOTOR, GENERATOR, AND TRANSFORMER HOUSINGS; ANTI-MOISTURE COATING ON THERMOSTAT, WATER COOLER, AND TRUCK CONTROL PARTS; SEALER FOR PIPE AND STUD THREADS AND VACUUM SYSTEMS; ANTI-CORROSION PROTECTION FOR WINCHES AND OTHER OUT-DOOR APPARATUS; ELECTRICAL INSULATION FOR COILS AND ARMATURES; ADHESIVE FOR GASKETS; COATING FOR INTERIOR OF HYDRAULIC TANKS, AND BEARING CASES |
| Color | RED |
| 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 |
|---|---|
| V00004423 | I.f.i. S.r.l. (ITA) |
| GLYPTAL 1201B PRIMARY | Glyptal Inc (USA) |
NSN 5970-01-583-3993 is a Insulating Varnish,electrical, manufactured by Glyptal Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-583-3993 has 2 manufacturer part numbers on file: V00004423 (I.f.i. S.r.l.), GLYPTAL 1201B (Glyptal Inc).
Key specifications for GLYPTAL 1201B: Drying Method: AIR; Supplementary Features: PRIMER FOR STRUCTURAL IRON AND STEEL; GENERAL PLANT MAINTENANCE; SEALER FOR CONCRETE FLOORS; PRIMER AND FINISH FOR MOTOR, GENERATOR, AND TRANSFORMER HOUSINGS; ANTI-MOISTURE COATING ON THERMOSTAT, WATER COOLER, AND TRUCK CONTROL PARTS; SEALER FOR PIPE AND STUD THREADS AND VACUUM SYSTEMS; ANTI-CORROSION PROTECTION FOR WINCHES AND OTHER OUT-DOOR APPARATUS; ELECTRICAL INSULATION FOR COILS AND ARMATURES; ADHESIVE FOR GASKETS; COATING FOR INTERIOR OF HYDRAULIC TANKS, AND BEARING CASES; Color: RED; Special Features: A MODIFIED 1201, HAVING GREATER VISCOSITY AND DESIGNED FOR USE IN APPLICATIONS WHERE A HEAVIER FILM IS REQUIRED FOR THREAD SEALING GASKET; MAY BE USED IN VACUUM ATMOSPHERES. 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.