The Shaft,eccentric,act, cataloged under National Stock Number 1680-00-403-0139, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Simmonds Precision Products Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Shaft,eccentric,act |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Simmonds Precision Products Inc (CAGE 12511) |
| Parameter | Value |
|---|---|
| NSN | 1680-00-403-0139 |
| Primary Part Number | A8534 |
| Item Name | Shaft,eccentric,act |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| A8534 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 1680-00-403-0139 is a Shaft,eccentric,act, manufactured by Simmonds Precision Products Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-403-0139 has 1 manufacturer part number on file: A8534 (Simmonds Precision Products Inc).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-441-8969. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1680-00-403-0139 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.