The Assay Kit,erythrocyte Cholineste, cataloged under National Stock Number 6550-01-524-4560, is classified within Federal Supply Class 6550 (In Vitro Diagnostic Substances, Reagents, Test Kits and Sets) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Eqm Research Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6550-01-524-4560 |
| Primary Part Number | MODEL 460 |
| Item Name | Assay Kit,erythrocyte Cholineste |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Eqm Research Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MODEL 460 PRIMARY | Eqm Research Inc (USA) |
| Reference | Meaning |
|---|---|
| 1612319 | 5/1 Secondary reference U.S. Government activity |
| 6550NCM217456 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6550-01-524-4560 is a Assay Kit,erythrocyte Cholineste, manufactured by Eqm Research Inc, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-524-4560 has 1 manufacturer part number on file: MODEL 460 (Eqm Research Inc).
1 possible match (shared part number, not a government interchangeability claim): 6640-01-568-9247. Verify interchangeability with system specifications before substitution.
Key specifications for MODEL 460: Special Features: USED FOR THE QUANTITATIVE DETERMINATION OF ERYTHROCYTE CHOLINESTERASE IN WHOLE BLOOD TO MONITOR PESTICIDE AND/OR NERVE AGENT EXPOSURE; KIT INCLUDES: ASSAY BUFFER, PREMEASURED SINGLED TEST REAGENTS, CAPILLARY TUBES, WIPES, DISTILLED WATER, TRANSFER PIPETTES, 9-VOLT BATTERY AND PACKAGE INSERT; KIT CONSISTS OF 96 TESTS; Part Name Assigned by Controlling Agency: ASSAY ACHE ERYTHROCYTE CHOLINESTERASE 96 TESTS; End Item Identification: CHOLINESTERASE TEST SYSTEM, 6630-01-462-4878. 0 specifications are 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.