The Titrator, cataloged under National Stock Number 6630-00-047-7269, is classified within Federal Supply Class 6630 (Chemical Analysis Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Siemens Water Technologies Corp. Div Wallace & Tiernan Products. 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 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 | 6630-00-047-7269 |
| Primary Part Number | A790 |
| Item Name | Titrator |
| FSC / FSG | 6630 / 66 — Chemical Analysis Instruments |
| Manufacturer | Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
| Status | ACTIVE |
| General Characteristics Item Description | MEASURES RESIDUAL CHLORINE OR OTHER HALOGENS TO .001 PPM,ELECTRICAL REQUIREMENTS 115V AC,50/60 HZ,SINGLE PHASE-PRINTED CIRCUIT BOARD-AGITATOR MOTOR-TRANSFORMER-POTENTIOMETER-SWITCH-READOUT BANDMETER-ALL ENCLOSED IN ALUMINUM HOUSING,ACCESSORIES CONSIST OF-PIPETS-SQUEEZE BOTTLE-FLOW CONTROL VALVE-SAMPLE CONTAINER-DRIP CUP-MOUNTING STAND W/BASE-PHENYLARSENE OXIDE 4 OZ-BUFFERS PH-4,PH-7-POTTASSIUM IODIDE-ELECTROLYTE TABLETS-DROPPING BOTTLE,O/A DIM INCL STAND-24 IN. HX8.625 IN. WX7.500 IN. DEEP V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A790 PRIMARY | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
NSN 6630-00-047-7269 is a Titrator, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 6630, Chemical Analysis Instruments. Status: active.
NSN 6630-00-047-7269 has 1 manufacturer part number on file: A790 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products).
3 possible matches (shared part number, not a government interchangeability claim): 5365-00-555-8622, 6630-01-016-9388, 7010-01-561-2905. Verify interchangeability with system specifications before substitution.
Key specifications for A790: General Characteristics Item Description: MEASURES RESIDUAL CHLORINE OR OTHER HALOGENS TO .001 PPM,ELECTRICAL REQUIREMENTS 115V AC,50/60 HZ,SINGLE PHASE-PRINTED CIRCUIT BOARD-AGITATOR MOTOR-TRANSFORMER-POTENTIOMETER-SWITCH-READOUT BANDMETER-ALL ENCLOSED IN ALUMINUM HOUSING,ACCESSORIES CONSIST OF-PIPETS-SQUEEZE BOTTLE-FLOW CONTROL VALVE-SAMPLE CONTAINER-DRIP CUP-MOUNTING STAND W/BASE-PHENYLARSENE OXIDE 4 OZ-BUFFERS PH-4,PH-7-POTTASSIUM IODIDE-ELECTROLYTE TABLETS-DROPPING BOTTLE,O/A DIM INCL STAND-24 IN. HX8.625 IN. WX7.500 IN. DEEP V. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.