The Panel,fault-Function Indicator,a, cataloged under National Stock Number 1680-01-140-3545, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-140-3545 |
| Primary Part Number | 837172-2 |
| Item Name | Panel,fault-Function Indicator,a |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 837172-2 PRIMARY | Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions (USA) |
| Reference | Meaning |
|---|---|
| 837172-2 | 5/9 Secondary reference U.S. Government activity |
| 73186-105 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1680-01-140-3545 is a Panel,fault-Function Indicator,a, manufactured by Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-140-3545 has 1 manufacturer part number on file: 837172-2 (Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions).
Key specifications for 837172-2: Special Features: 7.470 IN. LG;2.500 IN. W;1.160 IN. H;2 CONNECTORS;EXTERIOR COLOR-LUSTERLESS BLACK;LIGHT CAP-2 ROWS-13 LETTERS-0.125 IN. H;WT 0.90 LB;INPUT VOLTAGE 28VDC VDC; End Item Identification: MODEL S3A AIRCRAFT. 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.
NSN 1680-01-140-3545 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.