The Gage Rod-Cap,liquid Level, cataloged under National Stock Number 6680-01-129-1941, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6680-01-129-1941 |
| Item Name | Gage Rod-Cap,liquid Level |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Cap Type | FRICTION |
| Handle | FURNISHED |
| Inside Diameter | 0.879 INCHES MINIMUM AND 0.899 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE |
| Rod Length From End to Cap | 21.190 INCHES IN |
| Material | STEEL ALLOY AND STEEL CORROSION RESISTING |
| Inside Height | 0.694 INCHES MINIMUM AND 0.714 INCHES MAXIMUM IN |
| Rod Measuring Portion Thickness | 0.028 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Distance From Rod End to Scale Graduation | 0.930 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5050T50P02 | 3/2 Design control — primary reference U.S. Government activity |
| 479-94 | 3/9 Design control — primary reference U.S. Government activity |
| 5050T50P02 | 3/2 Design control — primary reference U.S. Government activity |
| 479-53 | 5/9 Secondary reference U.S. Government activity |
| 5050T50P01 | 5/9 Secondary reference U.S. Government activity |
NSN 6680-01-129-1941 is a Gage Rod-Cap,liquid Level, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2530-01-407-2409. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-129-1941: Cap Type: FRICTION; Handle: FURNISHED; Overall Length: 23.369 INCHES MINIMUM AND 23.491 INCHES MAXIMUM IN; Inside Diameter: 0.879 INCHES MINIMUM AND 0.899 INCHES MAXIMUM IN. 9 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.