The Test Tube, cataloged under National Stock Number 6640-01-602-0604, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Pentair Filtration Solutions, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-602-0604 |
| Primary Part Number | 169168 |
| Item Name | Test Tube |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Pentair Filtration Solutions, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 6640-01-602-0604 is a Test Tube, manufactured by Pentair Filtration Solutions, Llc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-602-0604 has 2 manufacturer part numbers on file: 169168 (Pentair Filtration Solutions, Llc), 169168 (F. H. Gaskins Company, Incorporated).
1 possible match (shared part number, not a government interchangeability claim): 6640-01-679-7454. Verify interchangeability with system specifications before substitution.
Key specifications for 169168: End Item Identification: ANALYZER, BRO. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.