PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

79-2504-55Rack,test Tube,laboratory

J & H Berge, Inc. Dba Lab Mart, the Div the Labmart · NSN 6640-00-299-8490 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-299-8490 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-299-8490. Primary manufacturer part number: 79-2504-55.
Features
  • Rack,test Tube,laboratory — FSC 6640
  • Well Depth: 2.125 INCHES NOMINAL IN
  • Well Quantity: 90
  • Material: STEEL CORROSION RESISTING
  • Tier Quantity: 2
  • Well Diameter: 14.0 MILLIMETERS NOMINAL MM
  • 4 verified cross-references
  • Primary manufacturer: J & H Berge, Inc. Dba Lab Mart, the Div the Labmart
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Rack,test Tube,laboratory, cataloged under National Stock Number 6640-00-299-8490, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is J & H Berge, Inc. Dba Lab Mart, the Div the Labmart. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-299-8490
Primary Part Number79-2504-55
Item NameRack,test Tube,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerJ & H Berge, Inc. Dba Lab Mart, the Div the Labmart
StatusACTIVE
Well Depth2.125 INCHES NOMINAL IN
Well Quantity90
MaterialSTEEL CORROSION RESISTING
Tier Quantity2
Well Diameter14.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 1
3110-00-100-057735326 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
Cross-Reference Index
Part NumberManufacturer
6640-00-299-8490 J & H Berge, Inc. Dba Lab Mart, the Div the Labmart (USA)
147903 Fisher Scientific Company L.l.c. (USA)
DEEMINAL8-4S New Crystalab Inc (USA)
79-2504-55 PRIMARY J & H Berge, Inc. Dba Lab Mart, the Div the Labmart (USA)
Related Parts
3110-00-100-0577INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
35326

Frequently Asked Questions

What is NSN 6640-00-299-8490?

NSN 6640-00-299-8490 is a Rack,test Tube,laboratory, manufactured by J & H Berge, Inc. Dba Lab Mart, the Div the Labmart, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-299-8490?

NSN 6640-00-299-8490 has 4 cross-referenced part numbers: 6640-00-299-8490 (J & H Berge, Inc. Dba Lab Mart, the Div the Labmart), 147903 (Fisher Scientific Company L.l.c.), DEEMINAL8-4S (New Crystalab Inc), 79-2504-55 (J & H Berge, Inc. Dba Lab Mart, the Div the Labmart).

What NSN replaces 6640-00-299-8490?

There is 1 known substitute for 6640-00-299-8490: 3110-00-100-0577. Verify interchangeability with system specifications before substitution.

What are the specifications of 79-2504-55?

Key specifications for 79-2504-55: Overall Height: 2.500 INCHES NOMINAL IN; Well Depth: 2.125 INCHES NOMINAL IN; Well Quantity: 90; Part Name Assigned by Controlling Agency: RACK TEST TUBE LAB HEMOGLUTINATION CRS 90 TUBE. 10 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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