The Tach Assy, cataloged under National Stock Number 1680-01-568-6940, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Maxima Technologies & Systems Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-568-6940 |
| Primary Part Number | 103678 |
| Item Name | Tach Assy |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Maxima Technologies & Systems Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 103678 PRIMARY | Maxima Technologies & Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 108009 | 3/9 Design control — primary reference Hydraulics International, Inc. Dba Hydraulics International Inc |
NSN 1680-01-568-6940 is a Tach Assy, manufactured by Maxima Technologies & Systems Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-568-6940 has 1 manufacturer part number on file: 103678 (Maxima Technologies & Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 4935-01-714-8115. Verify interchangeability with system specifications before substitution.
Key specifications for 103678: End Item Identification: HYBRID OTPS NO 3. 0 specifications are documented in the U.S. Government catalog.
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.