The Hydrometer,graduated Scale, cataloged under National Stock Number 6630-01-421-9407, is classified within Federal Supply Class 6630 (Chemical Analysis Instruments) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hydrometer,graduated Scale |
| FSC / FSG | 6630 — Chemical Analysis Instruments (FSG 66) |
| Parameter | Value |
|---|---|
| NSN | 6630-01-421-9407 |
| Item Name | Hydrometer,graduated Scale |
| FSC / FSG | 6630 / 66 — Chemical Analysis Instruments |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| ASTM88H | 3/9 Design control — primary reference Reading Products Co Inc P O Box 442 New Berlinvle Pa 19545 |
NSN 6630-01-421-9407 is a Hydrometer,graduated Scale, classified under FSC 6630, Chemical Analysis Instruments. Status: active.
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.