The Sealing Compound, cataloged under National Stock Number 8030-01-675-1647, is classified within Federal Supply Class 8030 (Preservative and Sealing Compounds) of the Brushes, Paints, Sealers, and Adhesives group. The manufacturer of record is Hernon Manufacturing, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Sealing Compound |
| FSC / FSG | 8030 — Preservative and Sealing Compounds (FSG 80) |
| Manufacturers | Hernon Manufacturing, Inc. (CAGE 61603); Henkel Corporation (CAGE 1N6B3) |
| Parameter | Value |
|---|---|
| NSN | 8030-01-675-1647 |
| Primary Part Number | CYLINLOCK 845 |
| Item Name | Sealing Compound |
| FSC / FSG | 8030 / 80 — Preservative and Sealing Compounds |
| Manufacturer | Hernon Manufacturing, Inc. |
| 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 |
|---|---|
| CYLINLOCK 845 PRIMARY | Hernon Manufacturing, Inc. (USA) |
| LOCTITE 648 PRIMARY | Henkel Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8243296 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 8030-01-675-1647 is a Sealing Compound, manufactured by Hernon Manufacturing, Inc., classified under FSC 8030, Preservative and Sealing Compounds. Status: active.
NSN 8030-01-675-1647 has 2 manufacturer part numbers on file: CYLINLOCK 845 (Hernon Manufacturing, Inc.), LOCTITE 648 (Henkel Corporation).
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.