The Sealer,chemical, cataloged under National Stock Number 6850-01-443-7389, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Basf Corporation. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6850-01-443-7389 |
| Primary Part Number | MASTERWELD 622 |
| Item Name | Sealer,chemical |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Basf Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MASTERWELD 622 PRIMARY | Basf Corporation (USA) |
| Reference | Meaning |
|---|---|
| DEGASEAL 22 | 5/9 Secondary reference Chemrex Inc Industrial Products |
| CX-22 | 5/9 Secondary reference Chemrex Inc Industrial Products |
| DEGASEAL 22 300ML | 5/9 Secondary reference Chemrex Inc Industrial Products |
NSN 6850-01-443-7389 is a Sealer,chemical, manufactured by Basf Corporation, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-443-7389 has 1 manufacturer part number on file: MASTERWELD 622 (Basf Corporation).
Key specifications for MASTERWELD 622: Special Features: WATERPROOF; FLEXIBLE, COLOR: GRAY, PHYSICAL FORM: PASTE, MATERIAL: PLASTIC POLYURETHANE, 24-HOURS NOMINAL, DESIGNED FOR SEALING EXPANSION AND CONTROL JOINTS, WINDOW AND DOOR OPENINGS, 12-300 MILLILITER CARTRIDGES.. 0 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.