The Sealing Compound, cataloged under National Stock Number 8030-01-647-4608, is classified within Federal Supply Class 8030 (Preservative and Sealing Compounds) of the Brushes, Paints, Sealers, and Adhesives group. The manufacturer of record is 3m Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8030-01-647-4608 |
| Primary Part Number | 3M AC-770 B-1 |
| Item Name | Sealing Compound |
| FSC / FSG | 8030 / 80 — Preservative and Sealing Compounds |
| Manufacturer | 3m Company |
| Status | ACTIVE |
| Curing Method | AIR DRIED |
| Physical Form | PASTE |
| Color | GRAY/GREY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3M AC-770 B-1 | Sdb Consultants, Ltd. Dba Sdb Consultants Ltd (USA) |
| 3M AC-770 B-1 PRIMARY | 3m Company (USA) |
| Reference | Meaning |
|---|---|
| BMS5-142TYPE2CLASSB | 3/1 Design control — primary reference U.S. Government activity |
NSN 8030-01-647-4608 is a Sealing Compound, manufactured by 3m Company, classified under FSC 8030, Preservative and Sealing Compounds. Status: active.
NSN 8030-01-647-4608 has 2 manufacturer part numbers on file: 3M AC-770 B-1 (Sdb Consultants, Ltd. Dba Sdb Consultants Ltd), 3M AC-770 B-1 (3m Company).
Key specifications for 3M AC-770 B-1: Curing Method: AIR DRIED; Physical Form: PASTE; Color: GRAY/GREY; Special Features: 3M AEROSPACE SEALANT AC-770 CLASS B.. 3 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.