PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23280Tubing,glass

Restek Corp · NSN 6640-01-734-1276 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-734-1276 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-734-1276. Primary manufacturer part number: 23280.
Features
  • Tubing,glass — FSC 6640
  • Overall Diameter: 6.5 MILLIMETERS NOMINAL MM
  • Material: GLASS BOROSILICATE
  • Style Designator: TUBING
  • 1 verified cross-reference
  • Primary manufacturer: Restek Corp
Applications
  • Applications requiring Glass Borosilicate construction
General Description

The Tubing,glass, cataloged under National Stock Number 6640-01-734-1276, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Restek Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-734-1276
Primary Part Number23280
Item NameTubing,glass
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerRestek Corp
StatusACTIVE
Overall Diameter6.5 MILLIMETERS NOMINAL MM
MaterialGLASS BOROSILICATE
Style DesignatorTUBING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6640-00-006-8645 INTERCHANGEABLE
Bath,constant Temperature
6240-00-155-8653 INTERCHANGEABLE
Lamp,incandescent
3120-00-964-666023280 INTERCHANGEABLE
Bushing,sleeve
Cnh Industrial America Llc Dba Cnh America
6830-01-306-152523280 INTERCHANGEABLE
Monobromotrifluoromethane
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
23280 PRIMARY Restek Corp (USA)
Related Parts
6640-00-006-8645INTERCHANGEABLE
BATH,CONSTANT TEMPERATURE
6240-00-155-8653INTERCHANGEABLE
LAMP,INCANDESCENT
3120-00-964-6660INTERCHANGEABLE
BUSHING,SLEEVE
23280
6830-01-306-1525INTERCHANGEABLE
MONOBROMOTRIFLUOROMETHANE
23280

Frequently Asked Questions

What is NSN 6640-01-734-1276?

NSN 6640-01-734-1276 is a Tubing,glass, manufactured by Restek Corp, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-734-1276?

NSN 6640-01-734-1276 has 1 cross-referenced part number: 23280 (Restek Corp).

What NSN replaces 6640-01-734-1276?

There are 4 known substitutes for 6640-01-734-1276: 6640-00-006-8645, 6240-00-155-8653, 3120-00-964-6660 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23280?

Key specifications for 23280: Overall Diameter: 6.5 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: TOPAZ; Material: GLASS BOROSILICATE; Overall Length: 78.5 MILLIMETERS NOMINAL MM. 5 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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