PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R21134Differentiation Discs,microorgan

Remel Inc. · NSN 6550-01-326-0291 · FSC 6550 · No Item Name Available
Verified by PartsTable
NSN 6550-01-326-0291 — this item is cataloged by the U.S. Government under National Stock Number 6550-01-326-0291. Primary manufacturer part number: R21134.
Features
  • Differentiation Discs,microorgan — FSC 6550
  • Primary Container Type: VIAL
  • Composition Ingredients: STAPHYLOCOCCUS
  • Protective Storage Feature: REQUIRES REFRIGERATION STORAGE BETWEEN 2 TO 8 DEG CELSIUS
  • Active Ingredients Per Unit: 5.0000 MICROGRAMS PER DISK
  • Primary Container Content Quantity: 25.000 DISK
  • 2 verified cross-references
  • Primary manufacturer: Remel Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Differentiation Discs,microorgan, cataloged under National Stock Number 6550-01-326-0291, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: VI.

Technical Specifications
ParameterValue
NSN6550-01-326-0291
Primary Part NumberR21134
Item NameDifferentiation Discs,microorgan
FSC / FSG6550 / 65 — No Item Name Available
ManufacturerRemel Inc.
StatusACTIVE
Primary Container TypeVIAL
Composition IngredientsSTAPHYLOCOCCUS
Protective Storage FeatureREQUIRES REFRIGERATION STORAGE BETWEEN 2 TO 8 DEG CELSIUS
Active Ingredients Per Unit5.0000 MICROGRAMS PER DISK
Primary Container Content Quantity25.000 DISK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueVI
Verified Substitutes 10
9540-00-251-1896 INTERCHANGEABLE
Angle,structural
6125-00-440-313121134 INTERCHANGEABLE
Parts Kit,dc Genera
Hyundai Ideal Electric Co.
5998-00-516-2479 INTERCHANGEABLE
Circuit Card Assembly
2805-00-516-927321134 INTERCHANGEABLE
Ring,piston
Brinkley Technology Group Llc Dba Hercules Manufacturing
9540-00-528-4767LS3498-3 INTERCHANGEABLE
Angle,structural
Lockheed Martin Corp
6210-00-863-6228107-1930-0976-201 INTERCHANGEABLE
Light,indicator
Dialight Corporation
5305-01-049-9136 INTERCHANGEABLE
Screw,cap,socket Head
5998-01-095-812721134 INTERCHANGEABLE
Printed Wiring Board
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5310-01-393-188321134 INTERCHANGEABLE
Washer,spring Tension
North Jersey Marine Enterprises Dba North Jersey Marine Enterprises Inc
6240-01-463-5921 INTERCHANGEABLE
Lamp,fluorescent
Cross-Reference Index
Part NumberManufacturer
R21134 PRIMARY Remel Inc. (USA)
21-134 Remel Inc. (USA)
Related Parts
9540-00-251-1896INTERCHANGEABLE
ANGLE,STRUCTURAL
6125-00-440-3131INTERCHANGEABLE
PARTS KIT,DC GENERA
21134
5998-00-516-2479INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2805-00-516-9273INTERCHANGEABLE
RING,PISTON
21134
9540-00-528-4767INTERCHANGEABLE
ANGLE,STRUCTURAL
LS3498-3
6210-00-863-6228INTERCHANGEABLE
LIGHT,INDICATOR
107-1930-0976-201
5305-01-049-9136INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5998-01-095-8127INTERCHANGEABLE
PRINTED WIRING BOARD
21134
5310-01-393-1883INTERCHANGEABLE
WASHER,SPRING TENSION
21134
6240-01-463-5921INTERCHANGEABLE
LAMP,FLUORESCENT

Frequently Asked Questions

What is NSN 6550-01-326-0291?

NSN 6550-01-326-0291 is a Differentiation Discs,microorgan, manufactured by Remel Inc., classified under FSC 6550 (No Item Name Available). Status: active.

What are the part numbers for NSN 6550-01-326-0291?

NSN 6550-01-326-0291 has 2 cross-referenced part numbers: R21134 (Remel Inc.), 21-134 (Remel Inc.).

What NSN replaces 6550-01-326-0291?

There are 10 known substitutes for 6550-01-326-0291: 9540-00-251-1896, 6125-00-440-3131, 5998-00-516-2479 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R21134?

Key specifications for R21134: Special Features: PROTECTIVE STORAGE FEATURE: REQUIRES REFRIGERATION BETWEEN 2 DEG TO 8 DEG C DEGC; Part Name Assigned by Controlling Agency: DIFFERENTIATION DISCS MICROORGANISM STAPHYLOCOCCUS 5MCG/DISK 25S; Primary Container Type: VIAL; Composition Ingredients: STAPHYLOCOCCUS. 7 total characteristics are documented in the Federal Logistics Information System.

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