NSN 6550-01-583-6544 · NIIN 015836544 · Part number L2KFS2
Siemens Healthcare Diagnostics Inc. · FSC 6550 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets · FSG 65 — Medical, Dental, and Veterinary Equipment · CAGE 5R665
Government record, cited
NSN 6550-01-583-6544 — this item is cataloged by the U.S. Government under National Stock Number 6550-01-583-6544. Manufacturer of record part number: L2KFS2.
Also searched as6550-01-583-6544 ·
6550015836544 ·
NIIN 015836544 ·
01-583-6544 ·
FSC 6550 In Vitro Diagnostic Substances, Reagents, Test Kits and Sets · CAGE 5R665 · L2KFS2
Manufacturer of record: Siemens Healthcare Diagnostics Inc.
Identification
NSN: 6550-01-583-6544
NIIN: 015836544
FSC: 6550 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets
FSG: 65 — Medical, Dental, and Veterinary Equipment
Primary part number: L2KFS2
Manufacturer: Siemens Healthcare Diagnostics Inc.
General Description
The Assay,fsh, cataloged under National Stock Number 6550-01-583-6544, 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 Siemens Healthcare Diagnostics Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6550-01-583-6544
Primary Part Number
L2KFS2
Item Name
Assay,fsh
FSC / FSG
6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets
Manufacturer
Siemens Healthcare Diagnostics Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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6550-00-093-4228 · Item name not on file
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6550-00-093-4648 · Item name not on file
Frequently Asked Questions
What is NSN 6550-01-583-6544?
NSN 6550-01-583-6544 is a Assay,fsh, manufactured by Siemens Healthcare Diagnostics Inc., classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
What part numbers are listed for NSN 6550-01-583-6544?
NSN 6550-01-583-6544 has 1 manufacturer part number on file: L2KFS2 (Siemens Healthcare Diagnostics Inc.).
What are the specifications of L2KFS2?
Key specifications for L2KFS2: Special Features: USED IN THE IMMULITE 20000 IMMUNOASSAY SYSTEM; LIQUID FORM; COLORLESS; 1 RELATIVE DENSITY; 7.95-8.05 PH; REPRODUCTIVE ENDOCRINOLOGY DIAGNOSTIC AGENT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6550-01-583-6544 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.