The Tube,specimen, cataloged under National Stock Number 6640-01-693-1046, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Arrowhead Scientific, Inc. Dba Arrowhead Forensics. 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 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 | 6640-01-693-1046 |
| Primary Part Number | A-1933 |
| Item Name | Tube,specimen |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Arrowhead Scientific, Inc. Dba Arrowhead Forensics |
| Status | ACTIVE |
| Top Inside Diameter | 2.559 INCHES NOMINAL IN |
| 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 |
|---|---|
| A-1933 PRIMARY | Arrowhead Scientific, Inc. Dba Arrowhead Forensics (USA) |
NSN 6640-01-693-1046 is a Tube,specimen, manufactured by Arrowhead Scientific, Inc. Dba Arrowhead Forensics, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-693-1046 has 1 manufacturer part number on file: A-1933 (Arrowhead Scientific, Inc. Dba Arrowhead Forensics).
1 possible match (shared part number, not a government interchangeability claim): 8455-01-717-7522. Verify interchangeability with system specifications before substitution.
Key specifications for A-1933: Overall Length: 24.375 INCHES NOMINAL IN; Top Inside Diameter: 2.559 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: EVIDENCE TUBE. 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.