PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26510-125Flask,erlenmeyer

Gerresheimer Glass Inc Div Gerresheimer Glass · NSN 6640-00-494-3972 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-494-3972 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-494-3972. Primary manufacturer part number: 26510-125.
Features
  • Flask,erlenmeyer — FSC 6640
  • Closure Type Accommodated and Size Designation: 24/40 STANDARD TAPER STOPPER MOUTH
  • Nondefinitive Spec/std Data: IV TYPE AND 2 CLASS AND 1 STYLE AND 1 SIZE
  • Total Primary Container Quantity: 1
  • Style Designator: OUTER JOINT TAPERED MOUTH
  • Overall Outside Diameter: 65.00 MILLIMETERS NOMINAL MM
  • Primary Container Unit Quantity: 1
  • Capacity Rating: 125.000 MILLILITERS NOMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Flask,erlenmeyer, cataloged under National Stock Number 6640-00-494-3972, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Gerresheimer Glass Inc Div Gerresheimer Glass. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6640-00-494-3972
Primary Part Number26510-125
Item NameFlask,erlenmeyer
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerGerresheimer Glass Inc Div Gerresheimer Glass
StatusCANCELLED
Closure Type Accommodated and Size Designation24/40 STANDARD TAPER STOPPER MOUTH
Nondefinitive Spec/std DataIV TYPE AND 2 CLASS AND 1 STYLE AND 1 SIZE
Total Primary Container Quantity1
Style DesignatorOUTER JOINT TAPERED MOUTH
Overall Outside Diameter65.00 MILLIMETERS NOMINAL MM
Primary Container Unit Quantity1
Capacity Rating125.000 MILLILITERS NOMINAL
Primary Container TypeCARTON
Calibration FunctionTO CONTAIN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5325-00-282-5311 INTERCHANGEABLE
Ring,retaining
5325-00-804-2786 INTERCHANGEABLE
Ring,retaining
5365-00-997-0206 INTERCHANGEABLE
Spacer,sleeve
5330-01-316-1349 INTERCHANGEABLE
Gasket
5133-01-347-034035720 INTERCHANGEABLE
Drill,twist
Ridge Tool Company
6640-01-352-05185000-125 INTERCHANGEABLE
Flask,erlenmeyer
Corning Glass Works
6220-01-511-0617MT10244E200 DET 2 INTERCHANGEABLE
Guard,lamp
Martinez and Turek, Inc. Dba Martinez & Turek Inc
4820-01-665-0020 INTERCHANGEABLE
Valve,regulating,fluid Pressure
5310-01-725-220020-30100 INTERCHANGEABLE
Washer,lock
Rix Industries
5310-01-725-220220-30090 INTERCHANGEABLE
Washer,lock
Rix Industries
Cross-Reference Index
Part NumberManufacturer
5000 Corning Glass Works (USA)
35-720 Fisher Scientific Worldwide (USA)
MS36063-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
NNNF240 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
5000-125 Corning Glass Works (USA)
26510-125 PRIMARY Gerresheimer Glass Inc Div Gerresheimer Glass (USA)
Related Parts
5325-00-282-5311INTERCHANGEABLE
RING,RETAINING
5325-00-804-2786INTERCHANGEABLE
RING,RETAINING
5365-00-997-0206INTERCHANGEABLE
SPACER,SLEEVE
5330-01-316-1349INTERCHANGEABLE
GASKET
5133-01-347-0340INTERCHANGEABLE
DRILL,TWIST
35720
6640-01-352-0518INTERCHANGEABLE
FLASK,ERLENMEYER
5000-125
6220-01-511-0617INTERCHANGEABLE
GUARD,LAMP
MT10244E200 DET 2
4820-01-665-0020INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
5310-01-725-2200INTERCHANGEABLE
WASHER,LOCK
20-30100
5310-01-725-2202INTERCHANGEABLE
WASHER,LOCK
20-30090

Frequently Asked Questions

What is NSN 6640-00-494-3972?

NSN 6640-00-494-3972 is a Flask,erlenmeyer, manufactured by Gerresheimer Glass Inc Div Gerresheimer Glass, classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-00-494-3972?

NSN 6640-00-494-3972 has 6 cross-referenced part numbers: 5000 (Corning Glass Works), 35-720 (Fisher Scientific Worldwide), MS36063-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), NNNF240 (Federal Specifications Promulgated by General Services Administration Washington DC), 5000-125 (Corning Glass Works) and 1 more.

What NSN replaces 6640-00-494-3972?

There are 10 known substitutes for 6640-00-494-3972: 5325-00-282-5311, 5325-00-804-2786, 5365-00-997-0206 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26510-125?

Key specifications for 26510-125: Closure Type Accommodated and Size Designation: 24/40 STANDARD TAPER STOPPER MOUTH; Nondefinitive Spec/std Data: IV TYPE AND 2 CLASS AND 1 STYLE AND 1 SIZE; Total Primary Container Quantity: 1; Style Designator: OUTER JOINT TAPERED MOUTH. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6640-00-494-3972 still in active supply?

NSN 6640-00-494-3972 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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