PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6630-00-291-8080Plug,top

Francis L Freas Glass Works Inc · NSN 6630-00-291-8080 · FSC 6630 · No Item Name Available
Verified by PartsTable
Features
  • Plug,top — FSC 6630
  • General Characteristics Item Description: RUBBER
  • 2 verified cross-references
  • Primary manufacturer: Francis L Freas Glass Works Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plug,top, cataloged under National Stock Number 6630-00-291-8080, is classified within Federal Supply Class 6630 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Francis L Freas Glass Works Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6630-00-291-8080
Primary Part Number6630-00-291-8080
Item NamePlug,top
FSC / FSG6630 / 66 — No Item Name Available
ManufacturerFrancis L Freas Glass Works Inc
StatusACTIVE
General Characteristics Item DescriptionRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6630-00-286-3867 INTERCHANGEABLE
Bulb,rubber,hydrometer Syringe
6630-00-286-3868 INTERCHANGEABLE
Bulb,rubber,hydrometer Syringe
6630-00-290-05009800 INTERCHANGEABLE
Barrel Syringe
Kessler Thermometer Corp Dba Kessler Thermometers Corp
6630-00-290-0501 INTERCHANGEABLE
Barrel,syringe
6630-00-291-8077 INTERCHANGEABLE
Plug,bottom
6630-00-291-8078 INTERCHANGEABLE
Plug,bottom
6630-00-291-8079 INTERCHANGEABLE
Plug,bottom
6630-00-291-8081 INTERCHANGEABLE
Plug,top
6630-00-965-050028-005 INTERCHANGEABLE
Tester,battery Electrolyte Solut
Kahl Scientific Instrument Corporation
Cross-Reference Index
Part NumberManufacturer
6630-00-291-8080 Francis L Freas Glass Works Inc (USA)
MILH16384 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6630-00-286-3867INTERCHANGEABLE
BULB,RUBBER,HYDROMETER SYRINGE
6630-00-286-3868INTERCHANGEABLE
BULB,RUBBER,HYDROMETER SYRINGE
6630-00-290-0500INTERCHANGEABLE
BARREL SYRINGE
9800
6630-00-290-0501INTERCHANGEABLE
BARREL,SYRINGE
6630-00-291-8077INTERCHANGEABLE
PLUG,BOTTOM
6630-00-291-8078INTERCHANGEABLE
PLUG,BOTTOM
6630-00-291-8079INTERCHANGEABLE
PLUG,BOTTOM
6630-00-291-8081INTERCHANGEABLE
PLUG,TOP
6630-00-965-0500INTERCHANGEABLE
TESTER,BATTERY ELECTROLYTE SOLUT
28-005

Frequently Asked Questions

What is NSN 6630-00-291-8080?

NSN 6630-00-291-8080 is a Plug,top, manufactured by Francis L Freas Glass Works Inc, classified under FSC 6630 (No Item Name Available). Status: active.

What are the part numbers for NSN 6630-00-291-8080?

NSN 6630-00-291-8080 has 2 cross-referenced part numbers: 6630-00-291-8080 (Francis L Freas Glass Works Inc), MILH16384 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6630-00-291-8080?

There are 9 known substitutes for 6630-00-291-8080: 6630-00-286-3867, 6630-00-286-3868, 6630-00-290-0500 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6630-00-291-8080?

Key specifications for 6630-00-291-8080: Special Features: TYPE B,PLUG,TOP; General Characteristics Item Description: RUBBER. 2 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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