The Clamp,1,loop,aircra, cataloged under National Stock Number 1680-01-476-4648, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Umpco, Inc. Dba Umpco Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Clamp,1,loop,aircra |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Umpco, Inc. Dba Umpco Inc (CAGE 18076) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-476-4648 |
| Primary Part Number | 30-306J09 |
| Item Name | Clamp,1,loop,aircra |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 30-306J09 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
| Reference | Meaning |
|---|---|
| 30-306J09 | 3/2 Design control — primary reference U.S. Government activity |
| 30-306J09 | 3/2 Design control — primary reference U.S. Government activity |
| 30-306J09 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-476-4648 is a Clamp,1,loop,aircra, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-476-4648 has 1 manufacturer part number on file: 30-306J09 (Umpco, Inc. Dba Umpco Inc).
No hazard code in the DLA record (HMIC N). 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.