The Water Sampling Test Kit,chlorine, cataloged under National Stock Number 6640-01-358-5340, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-358-5340 |
| Item Name | Water Sampling Test Kit,chlorine |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Status | ACTIVE |
| Component Quantity | 211 |
| Supply Items and Quantities | 6640-00-127-4779 TEST TUBE 1 |
| Nonsupply Items and Quantities | 91224 2203-99 SULFITE 1 REAGENT POWDER PILLOW 100; 91224 24085-37 4 OZ SODIUM THIOSULFATE STANDARD SOLUTION 1; 91224 1055-99 SULFAMIC ACID POWDER PILLOW 100; 91224 43906 SQUARE MIXING BTL 6; 91224 936-00 CLIPPERS 1; 91224 505-41 50 ML ERLENMEYER FLASK 1; 91224 22555-00 CARRING CASE 1 OZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CN-65 | 3/1 Design control — primary reference U.S. Government activity |
| A02 TJR002 | 5/1 Secondary reference Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa |
| 2254-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6640-01-358-5340 is a Water Sampling Test Kit,chlorine, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4130-01-413-1559, 5340-01-670-5532. Verify interchangeability with system specifications before substitution.
Key specifications for 6640-01-358-5340: Component Quantity: 211; Supply Items and Quantities: 6640-00-127-4779 TEST TUBE 1; Nonsupply Items and Quantities: 91224 2203-99 SULFITE 1 REAGENT POWDER PILLOW 100; 91224 24085-37 4 OZ SODIUM THIOSULFATE STANDARD SOLUTION 1; 91224 1055-99 SULFAMIC ACID POWDER PILLOW 100; 91224 43906 SQUARE MIXING BTL 6; 91224 936-00 CLIPPERS 1; 91224 505-41 50 ML ERLENMEYER FLASK 1; 91224 22555-00 CARRING CASE 1 OZ; Special Features: MID AND HIGH RANGE; DROP COUNT TITRATION/THIOSULFATE; RANGE 0-4 OR 0-20 MG/L; SMALLEST INCREMENT 0.2 OR 1.0; SUFFICIENT QTY TO PREFORM 100 TESTS. 3 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.