The Support,compass and Clock, cataloged under National Stock Number 1680-01-255-5113, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-255-5113 |
| Primary Part Number | 3828137-1 |
| Item Name | Support,compass and Clock |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY; 3.400 IN. L; 1.400 IN. W; 1.250 IN. HT IN |
| 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 |
|---|---|
| 3828137-1 | The Boeing Company Div Defense (USA) |
| 3828137-1 PRIMARY | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 3828137-1 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 3828137 | D/9 Drawing number reference only U.S. Government activity |
| 3828137-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-255-5113 is a Support,compass and Clock, manufactured by Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-255-5113 has 3 manufacturer part numbers on file: 3828137-1 (The Boeing Company Div Defense), 3828137-1 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 3828137-1 (Kitco Llc).
Key specifications for 3828137-1: General Characteristics Item Description: ALUMINUM ALLOY; 3.400 IN. L; 1.400 IN. W; 1.250 IN. HT IN. 1 specification is 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.