PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50188Bottle,stopper

Sklar Corporation Dba Sklar Instruments · NSN 6640-00-209-8054 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-209-8054 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-209-8054. Primary manufacturer part number: 50188.
Features
  • Bottle,stopper — FSC 6640
  • Capacity Rating: 1.0 OUNCES OZ
  • Closure Size for Which Designed: 0.875 IN. INSIDE DIAMETER IN
  • Glass Type: FLINT
  • Overall Diameter: 1.375 INCHES NOMINAL IN
  • Color: COLORLESS
  • Closure Type: MUSHROOM STOPPER
  • Material: GLASS LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Applications requiring Glass Location Not Otherwise Specified construction
General Description

The Bottle,stopper, cataloged under National Stock Number 6640-00-209-8054, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sklar Corporation Dba Sklar Instruments. Government technical data includes 8 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-209-8054
Primary Part Number50188
Item NameBottle,stopper
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerSklar Corporation Dba Sklar Instruments
StatusACTIVE
Capacity Rating1.0 OUNCES OZ
Closure Size for Which Designed0.875 IN. INSIDE DIAMETER IN
Glass TypeFLINT
Overall Diameter1.375 INCHES NOMINAL IN
ColorCOLORLESS
Closure TypeMUSHROOM STOPPER
MaterialGLASS LOCATION NOT OTHERWISE SPECIFIED
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-146-4811 INTERCHANGEABLE
Transformer,power
5342-00-788-064450188 INTERCHANGEABLE
Coupling,clamp,grooved
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5975-00-833-959650188 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Champion Aerospace Llc
2930-00-922-54118188 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5365-00-981-016450-188 INTERCHANGEABLE
Bushing
Motorola Solutions Danmark A/s
2520-01-363-6825FB9103 INTERCHANGEABLE
Drive Shaft Assembly,constant Ve
Inland Empire Driveline Service Inc
4720-01-563-650150-188 INTERCHANGEABLE
Hose,nonmetallic
Delta Intl Machinery Corp
Cross-Reference Index
Part NumberManufacturer
50188 PRIMARY Sklar Corporation Dba Sklar Instruments (USA)
Related Parts
5950-00-146-4811INTERCHANGEABLE
TRANSFORMER,POWER
5342-00-788-0644INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
50188
5975-00-833-9596INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
50188
2930-00-922-5411INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8188
5365-00-981-0164INTERCHANGEABLE
BUSHING
50-188
2520-01-363-6825INTERCHANGEABLE
DRIVE SHAFT ASSEMBLY,CONSTANT VE
FB9103
4720-01-563-6501INTERCHANGEABLE
HOSE,NONMETALLIC
50-188

Frequently Asked Questions

What is NSN 6640-00-209-8054?

NSN 6640-00-209-8054 is a Bottle,stopper, manufactured by Sklar Corporation Dba Sklar Instruments, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-209-8054?

NSN 6640-00-209-8054 has 1 cross-referenced part number: 50188 (Sklar Corporation Dba Sklar Instruments).

What NSN replaces 6640-00-209-8054?

There are 7 known substitutes for 6640-00-209-8054: 5950-00-146-4811, 5342-00-788-0644, 5975-00-833-9596 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50188?

Key specifications for 50188: Capacity Rating: 1.0 OUNCES OZ; Closure Size for Which Designed: 0.875 IN. INSIDE DIAMETER IN; Glass Type: FLINT; Overall Diameter: 1.375 INCHES NOMINAL IN. 9 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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