The Meter,impeller Type,liquid, cataloged under National Stock Number 6680-01-524-9537, 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 Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Meter,impeller Type,liquid |
| FSC / FSG | 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66) |
| Manufacturers | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (CAGE 33321); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 6680-01-524-9537 |
| Primary Part Number | HO1/2X1/2A-1.5-9.5-CB-1MX-F1SS-X |
| Item Name | Meter,impeller Type,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| HO1/2X1/2A-1.5-9.5-CB-1MX-F1SS-X PRIMARY | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (USA) |
| 502-7648854 ITEM 3 | Naval Sea Systems Command (USA) |
| 502-7648854 ITEM 3 | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HO1/2X1/2-1.5-9.5-CB-1MX-F1SS | 5/9 Secondary reference Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc |
| 502-7648854 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 6680-01-524-9537 is a Meter,impeller Type,liquid, manufactured by Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-524-9537 has 3 manufacturer part numbers on file: HO1/2X1/2A-1.5-9.5-CB-1MX-F1SS-X (Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc), 502-7648854 ITEM 3 (Naval Sea Systems Command), 502-7648854 ITEM 3 (Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc).
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.