The Couplant,ultrasonic, cataloged under National Stock Number 6850-01-475-5414, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-475-5414 |
| Item Name | Couplant,ultrasonic |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Status | ACTIVE |
| General Characteristics Item Description | USED FOR LABORATORY TESTING OF TRANSDUCERS AND CONTACT TESTING OF MATERIALS WITH A SMOOTH SURFACE FINISH OF 62 MICROINCHES RMS OR BETTER IN GENERAL PRODUCTION AND LABORATORY TESTING; 1 GAL CONTAINER; WATER SOLUABLE; NON-TOXIC; NON-FLAMMABLE; ANTISEPTIC; NON-IRRITATING; FOR VERTICAL AND OVERHEAD SURFACES; CONTAINS A RUST PREVENTATIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| EXOSEN 30 XL-860 | 3/9 Design control — primary reference Agfa Ndt Inc. Div Krautkramer Ultrasonics |
NSN 6850-01-475-5414 is a Couplant,ultrasonic, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
Key specifications for 6850-01-475-5414: General Characteristics Item Description: USED FOR LABORATORY TESTING OF TRANSDUCERS AND CONTACT TESTING OF MATERIALS WITH A SMOOTH SURFACE FINISH OF 62 MICROINCHES RMS OR BETTER IN GENERAL PRODUCTION AND LABORATORY TESTING; 1 GAL CONTAINER; WATER SOLUABLE; NON-TOXIC; NON-FLAMMABLE; ANTISEPTIC; NON-IRRITATING; FOR VERTICAL AND OVERHEAD SURFACES; CONTAINS A RUST PREVENTATIVE. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC D). 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.