PartsTable TECHNICAL DATA SHEET
NSN 6550-01-520-5866Government record, cited

Universal Diluent6550-01-520-5866

NSN 6550-01-520-5866 · NIIN 015205866 · Part number 445680
Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp · FSC 6550 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets · FSG 65 — Medical, Dental, and Veterinary Equipment · CAGE 07978
Government record, cited
NSN 6550-01-520-5866 — this item is cataloged by the U.S. Government under National Stock Number 6550-01-520-5866. Manufacturer of record part number: 445680.
Also searched as  6550-01-520-5866 · 6550015205866 · NIIN 015205866 · 01-520-5866 · FSC 6550 In Vitro Diagnostic Substances, Reagents, Test Kits and Sets · CAGE 07978 · 445680
Nearby stock numbers  ·
Features
  • Universal Diluent — FSC 6550
  • Color: YELLOW
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp
Identification
  • NSN: 6550-01-520-5866
  • NIIN: 015205866
  • FSC: 6550 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets
  • FSG: 65 — Medical, Dental, and Veterinary Equipment
  • Primary part number: 445680
  • Manufacturer: Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp
General Description

The Universal Diluent, cataloged under National Stock Number 6550-01-520-5866, 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 Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6550-01-520-5866
Primary Part Number445680
Item NameUniversal Diluent
FSC / FSG6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets
ManufacturerBeckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp
StatusACTIVE
ColorYELLOW
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
445680 PRIMARY Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp (USA)
445680 Beckman Coulter (uk) Ltd (GBR)
No interchangeability data on file.
Other items in FSC 6550 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6550-00-022-8191
6550-00-022-8191 · Item name not on file
6550-00-037-2028
6550-00-037-2028 · Item name not on file
6550-00-063-6073
6550-00-063-6073 · Item name not on file
6550-00-067-4539
6550-00-067-4539 · Item name not on file
6550-00-071-0610
TEST STRIPS AND COLOR CHART,KETO
6550-00-080-0617
6550-00-080-0617 · Item name not on file
6550-00-093-4228
6550-00-093-4228 · Item name not on file
6550-00-093-4648
6550-00-093-4648 · Item name not on file

Frequently Asked Questions

What is NSN 6550-01-520-5866?

NSN 6550-01-520-5866 is a Universal Diluent, manufactured by Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.

What part numbers are listed for NSN 6550-01-520-5866?

NSN 6550-01-520-5866 has 2 manufacturer part numbers on file: 445680 (Beckman Instruments Inc Spinco Div Sub of Smithkline Beckman Corp), 445680 (Beckman Coulter (uk) Ltd).

What are the specifications of 445680?

Key specifications for 445680: Color: YELLOW; Special Features: TRANSPARENT LIQUID; SLIGHT ALCOHOL ODOR; NONFLAMMABLE AQUEOUS SOLUTION; SKIN, EYE AND RESPIRATORY TRACT IRRITANT; AMBIENT TEMPERATURE; Part Name Assigned by Controlling Agency: DILUENT UNIVERSAL ELISE. 1 specification is documented in the U.S. Government catalog.

Is NSN 6550-01-520-5866 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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