PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CT0043BSensitivity Discs,diagnostic

Remel Inc. · NSN 6550-01-479-1785 · FSC 6550 · No Item Name Available
Verified by PartsTable
NSN 6550-01-479-1785 — this item is cataloged by the U.S. Government under National Stock Number 6550-01-479-1785. Primary manufacturer part number: CT0043B.
Features
  • Sensitivity Discs,diagnostic — FSC 6550
  • Usage Design: FOR DETERMINING RELATIVE SENSITIVITY OF MICROORGANISMS FOR SUSCEPTIBILITY TO PENICILLIN G
  • Protective Storage Feature: REQUIRES REFRIGERATION STORAGE BETWEEN 2 TO 8 DEG CELSIUS
  • Total Primary Container Quantity: 5
  • Material: PAPER
  • Primary Container Content Quantity: 50.000 DISK
  • Composition Ingredients: PENICILLIN G
  • Active Ingredients Per Unit: 10.0000 UNITS PER DISK
Applications
  • Applications requiring Paper construction
General Description

The Sensitivity Discs,diagnostic, cataloged under National Stock Number 6550-01-479-1785, is classified within Federal Supply Class 6550 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Remel Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: PG.

Technical Specifications
ParameterValue
NSN6550-01-479-1785
Primary Part NumberCT0043B
Item NameSensitivity Discs,diagnostic
FSC / FSG6550 / 65 — No Item Name Available
ManufacturerRemel Inc.
StatusCANCELLED
Usage DesignFOR DETERMINING RELATIVE SENSITIVITY OF MICROORGANISMS FOR SUSCEPTIBILITY TO PENICILLIN G
Protective Storage FeatureREQUIRES REFRIGERATION STORAGE BETWEEN 2 TO 8 DEG CELSIUS
Total Primary Container Quantity5
MaterialPAPER
Primary Container Content Quantity50.000 DISK
Composition IngredientsPENICILLIN G
Active Ingredients Per Unit10.0000 UNITS PER DISK
Primary Container TypeTUBE, DISPENSING
Test Capability Quantity250
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssuePG
Verified Substitutes 4
5330-00-154-495222558 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6685-00-217-9010863950 INTERCHANGEABLE
Thermostat,flow Control
Dana Off Highway Products, Llc
2915-00-556-058833728 INTERCHANGEABLE
Spraybar,main
Collins Engine Nozzles, Inc
5950-00-845-373233728 INTERCHANGEABLE
Transformer,discriminator
Freed Transformer Co
Cross-Reference Index
Part NumberManufacturer
33728 Remel Inc. (USA)
R33728 Fisher Scientific Company L.l.c. (USA)
CT0043B Fisher Scientific Company L.l.c. (USA)
98-2410 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
00-0696 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
CT0043B PRIMARY Remel Inc. (USA)
R33728 Remel Inc. (USA)
Related Parts
5330-00-154-4952INTERCHANGEABLE
SEAL,PLAIN ENCASED
22558
6685-00-217-9010INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
863950
2915-00-556-0588INTERCHANGEABLE
SPRAYBAR,MAIN
33728
5950-00-845-3732INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
33728

Frequently Asked Questions

What is NSN 6550-01-479-1785?

NSN 6550-01-479-1785 is a Sensitivity Discs,diagnostic, manufactured by Remel Inc., classified under FSC 6550 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6550-01-479-1785?

NSN 6550-01-479-1785 has 7 cross-referenced part numbers: 33728 (Remel Inc.), R33728 (Fisher Scientific Company L.l.c.), CT0043B (Fisher Scientific Company L.l.c.), 98-2410 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 00-0696 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia) and 2 more.

What NSN replaces 6550-01-479-1785?

There are 4 known substitutes for 6550-01-479-1785: 5330-00-154-4952, 6685-00-217-9010, 2915-00-556-0588 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CT0043B?

Key specifications for CT0043B: Part Name Assigned by Controlling Agency: SENSITIVITY DISCS DIAGNOSTIC PENICILLIN G 250S; Usage Design: FOR DETERMINING RELATIVE SENSITIVITY OF MICROORGANISMS FOR SUSCEPTIBILITY TO PENICILLIN G; Protective Storage Feature: REQUIRES REFRIGERATION STORAGE BETWEEN 2 TO 8 DEG CELSIUS; Total Primary Container Quantity: 5. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6550-01-479-1785 still in active supply?

NSN 6550-01-479-1785 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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