The Flask,dewar, cataloged under National Stock Number 6640-00-106-4342, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Gas Equipment Engineering Corporation, the Dba Geeco. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-00-106-4342 |
| Primary Part Number | ST3-5 |
| Item Name | Flask,dewar |
| FSC / FSG | 6640 / 66 — No Item Name Available |
| Manufacturer | Gas Equipment Engineering Corporation, the Dba Geeco |
| Status | ACTIVE |
| Primary Container Type | BOX |
| Capacity Rating | 946.300 MILLILITERS NOMINAL |
| Style Designator | VACUUM |
| Primary Container Unit Quantity | 1 |
| Material | GLASS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6640-00-106-4342 is a Flask,dewar, manufactured by Gas Equipment Engineering Corporation, the Dba Geeco, classified under FSC 6640 (No Item Name Available). Status: active.
NSN 6640-00-106-4342 has 2 cross-referenced part numbers: ST3-5 (Gas Equipment Engineering Corporation, the Dba Geeco), TS2-1 (Process Supply Inc Dba Defense Products International).
There are 7 known substitutes for 6640-00-106-4342: 3130-00-293-5748, 7240-00-634-0001, 9390-00-977-5551 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for ST3-5: Primary Container Type: BOX; Capacity Rating: 946.300 MILLILITERS NOMINAL; Style Designator: VACUUM; Primary Container Unit Quantity: 1. 5 total characteristics are documented in the Federal Logistics Information System.