The Gage Glass, cataloged under National Stock Number 6680-01-489-5259, 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 Ferrara Enterprises. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-489-5259 |
| Primary Part Number | 975-C4636-2 |
| Item Name | Gage Glass |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Ferrara Enterprises |
| 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 |
|---|---|
| 975-C4636-2 PRIMARY | Ferrara Enterprises (USA) |
NSN 6680-01-489-5259 is a Gage Glass, manufactured by Ferrara Enterprises, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-489-5259 has 1 manufacturer part number on file: 975-C4636-2 (Ferrara Enterprises).
Key specifications for 975-C4636-2: End Item Identification: MOBILE HEAT EXCHANGE UNIT, ISC-975, FERRARA ENTERPRISES. 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.