The Ultrab Diluent, cataloged under National Stock Number 6550-01-586-0538, 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 Thermo Fisher Scientific Anatomical Pathology. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6550-01-586-0538 |
| Primary Part Number | TA-125-UD |
| Item Name | Ultrab Diluent |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Manufacturer | Thermo Fisher Scientific Anatomical Pathology |
| 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 |
| Part Number | Manufacturer |
|---|---|
| TA-125-UD PRIMARY | Thermo Fisher Scientific Anatomical Pathology (USA) |
NSN 6550-01-586-0538 is a Ultrab Diluent, manufactured by Thermo Fisher Scientific Anatomical Pathology, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
NSN 6550-01-586-0538 has 1 manufacturer part number on file: TA-125-UD (Thermo Fisher Scientific Anatomical Pathology).
Key specifications for TA-125-UD: Special Features: LARGE VOLUME; STORE AT 2-8 DEG C; STABLE FOR 24 MONTHS; NOT STERILE; DIULUTE ANTIBODY IN PREPARED REAGENT DEGC. 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.