The Indicator,rate of Flow, cataloged under National Stock Number 6680-01-620-7743, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-620-7743 |
| Primary Part Number | HIT-N |
| Item Name | Indicator,rate of Flow |
| 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 |
|---|---|
| JOB-63556-4 REV B | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (USA) |
| 17073448 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| HIT-N PRIMARY | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HIT-N-3A-C2-MIL-CVN78 | 5/9 Secondary reference Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc |
NSN 6680-01-620-7743 is a Indicator,rate of Flow, 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 6680-01-620-7743 has 3 manufacturer part numbers on file: JOB-63556-4 REV B (Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc), 17073448 (Huntington Ingalls Inc Div Newport News Shipbuilding), HIT-N (Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc).
Key specifications for HIT-N: Part Name Assigned by Controlling Agency: INDICATOR, FLOW RATE; End Item Identification: FLOWMETER, TURBINE. 0 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.