The Test Tube, cataloged under National Stock Number 6640-01-451-8180, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Weber Scientific, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-451-8180 |
| Primary Part Number | 4052-00 |
| Item Name | Test Tube |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Weber Scientific, Inc. |
| Status | ACTIVE |
| Material | GLASS BOROSILICATE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4052-00 PRIMARY | Weber Scientific, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 97-0964 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-451-8180 is a Test Tube, manufactured by Weber Scientific, Inc., classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-451-8180 has 1 manufacturer part number on file: 4052-00 (Weber Scientific, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5820-01-529-1405, 6220-01-671-0527. Verify interchangeability with system specifications before substitution.
Key specifications for 4052-00: Special Features: TEST TUBES W/SCREW CAPS; SCREW NECK FINISH; FLAT BOTTOM BOROSILICATE GLASS; GRADUATION LINES AT 5, 5.5, 8.5 ML; UNIT ISSUE DOZEN; Part Name Assigned by Controlling Agency: TEST TUBE GLASS W/SCREW CAPS SCREW NECK FINISH FLAT BOTTOM 12S; Material: GLASS BOROSILICATE. 1 specification is 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.