The Test Tube,blood Collecting, cataloged under National Stock Number 6640-01-382-2811, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Tower Mfg Co Inc Dba Tower Manufacturing Company. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-382-2811 |
| Primary Part Number | P-204SLH |
| Item Name | Test Tube,blood Collecting |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Tower Mfg Co Inc Dba Tower Manufacturing Company |
| Status | ACTIVE |
| Material | PLASTIC |
| 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 |
|---|---|
| P-204SLH PRIMARY | Tower Mfg Co Inc Dba Tower Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| F93G387 | 5/1 Secondary reference Air Force Medical Logistics Office |
| 93-8-6-62 | 5/1 Secondary reference Air Force Medical Logistics Office |
| VENOJECT II | 5/9 Secondary reference Terumo Corp |
NSN 6640-01-382-2811 is a Test Tube,blood Collecting, manufactured by Tower Mfg Co Inc Dba Tower Manufacturing Company, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-382-2811 has 1 manufacturer part number on file: P-204SLH (Tower Mfg Co Inc Dba Tower Manufacturing Company).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-384-3512. Verify interchangeability with system specifications before substitution.
Key specifications for P-204SLH: Overall Length: 100.0 MILLIMETERS NOMINAL MM; Special Features: 143 UNITS LITHIUM HEPARIN; ULTRA-SEAL TUBE CLOSURE (FOIL MATERIAL); Part Name Assigned by Controlling Agency: TUBE BLD COLL PLAS GREEN CAP 7ML 143 UNITS LITHIUM HEPARIN 1000S; Material: PLASTIC. 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.