The Counter,particle, cataloged under National Stock Number 6635-01-516-0744, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hach Ultra Analytics Inc. Dba Pacific Scientific Instruments. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-516-0744 |
| Primary Part Number | 2087301-02 |
| Item Name | Counter,particle |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Hach Ultra Analytics Inc. Dba Pacific Scientific Instruments |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2087301-02 PRIMARY | Hach Ultra Analytics Inc. Dba Pacific Scientific Instruments (USA) |
| Reference | Meaning |
|---|---|
| 2087301-01-S | 3/2 Design control — primary reference U.S. Government activity |
NSN 6635-01-516-0744 is a Counter,particle, manufactured by Hach Ultra Analytics Inc. Dba Pacific Scientific Instruments, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-516-0744 has 1 manufacturer part number on file: 2087301-02 (Hach Ultra Analytics Inc. Dba Pacific Scientific Instruments).
Key specifications for 2087301-02: Part Name Assigned by Controlling Agency: PARTICLE COUNTER FL; End Item Identification: T45 AIRCRAFT CONTRACT SUPPORTED. 0 specifications are 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.
NSN 6635-01-516-0744 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.