The Counter,rotating, cataloged under National Stock Number 6680-01-543-3133, 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. The manufacturer of record is Leonardo S.p.a Land & Naval Defence Electronics Division. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6680-01-543-3133 |
| Primary Part Number | 87C155P001 |
| Item Name | Counter,rotating |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Leonardo S.p.a Land & Naval Defence Electronics Division |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 87C155P001 | Leonardo S.p.a Land & Naval Defence Electronics Division (ITA) |
| Reference | Meaning |
|---|---|
| 7485877-1 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 700FN00101248D | 3/1 Design control — primary reference Curtis Instruments, Inc. Dba Curtis Pmc Division |
NSN 6680-01-543-3133 is a Counter,rotating, manufactured by Leonardo S.p.a Land & Naval Defence Electronics Division, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-543-3133 has 1 manufacturer part number on file: 87C155P001 (Leonardo S.p.a Land & Naval Defence Electronics Division).
Key specifications for 87C155P001: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: (INAVY)METER, ELAPSED TIME; End Item Identification: AN/BQN-17A, DEPTH SOUNDER SONAR A. 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.
NSN 6680-01-543-3133 has DEMIL Code B. 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.