The Fecal Parasite Concentration Kit, cataloged under National Stock Number 6550-01-400-2565, 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 Remel Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 6550-01-400-2565 |
| Primary Part Number | R21901 |
| Item Name | Fecal Parasite Concentration Kit |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Remel Inc. |
| Status | ACTIVE |
| Component Quantity | 74 |
| 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 |
|---|---|
| R21901 PRIMARY | Remel Inc. (USA) |
| Reference | Meaning |
|---|---|
| 21-901 | 5/9 Secondary reference Remel Inc. |
| 98-2379 | 5/1 Secondary reference U.S. Government activity |
NSN 6550-01-400-2565 is a Fecal Parasite Concentration Kit, manufactured by Remel Inc., classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-400-2565 has 1 manufacturer part number on file: R21901 (Remel Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 6240-01-417-6141, 5120-01-541-7477, 4820-01-716-9652. Verify interchangeability with system specifications before substitution.
Key specifications for R21901: Component Quantity: 74; Special Features: KIT HAS 36 FILTRATION FUNNELS; 36 TUBES AND CAPS, 1 MUCALITIC REAGENT AND 1 TECH INSERT; Part Name Assigned by Controlling Agency: FECAL PARASITE CONCENTRATION KIT. 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.