The Shaft Assembly,flexible, cataloged under National Stock Number 6680-01-021-1837, 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 Komatsu America Corp.. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-021-1837 |
| Primary Part Number | 606516C91 |
| Item Name | Shaft Assembly,flexible |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Casing Length Between Ferrules | 35.000 INCHES MAXIMUM IN |
| Core Removability | REMOVABLE |
| Material | PLASTIC CASING |
| Material | STEEL CORE |
| 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 |
|---|---|
| 606516C91 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 446616-35 IN | 5/9 Secondary reference Stewart-Warner Corporation |
| 606516C91 | 5/9 Secondary reference U.S. Government activity |
| 606516C91 | 5/9 Secondary reference U.S. Government activity |
| 606516C91 | 3/9 Design control — primary reference Komatsu American Intl Co |
NSN 6680-01-021-1837 is a Shaft Assembly,flexible, manufactured by Komatsu America Corp., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-021-1837 has 1 manufacturer part number on file: 606516C91 (Komatsu America Corp.).
Key specifications for 606516C91: Casing Length Between Ferrules: 35.000 INCHES MAXIMUM IN; Core Removability: REMOVABLE; Material: PLASTIC CASING; Material: STEEL CORE. 4 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.