PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2810-228Thimble,extraction

Whatman Inc. · NSN 6640-00-444-7350 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-444-7350 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-444-7350. Primary manufacturer part number: 2810-228.
Features
  • Thimble,extraction — FSC 6640
  • Porous Material Location: OVERALL
  • Nondefinitive Spec/std Data: II TYPE AND 3 SIZE
  • Bottom Design: ROUND
  • Material: PAPER
  • Inside Depth: 78.000 MILLIMETERS MINIMUM AND 82.000 MILLIMETERS MAXIMUM MM
  • Inside Diameter: 21.300 MILLIMETERS MINIMUM AND 22.700 MILLIMETERS MAXIMUM MM
  • 7 verified cross-references
Applications
  • Applications requiring Paper construction
General Description

The Thimble,extraction, cataloged under National Stock Number 6640-00-444-7350, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Whatman Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6640-00-444-7350
Primary Part Number2810-228
Item NameThimble,extraction
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerWhatman Inc.
StatusCANCELLED
Porous Material LocationOVERALL
Nondefinitive Spec/std DataII TYPE AND 3 SIZE
Bottom DesignROUND
MaterialPAPER
Inside Depth78.000 MILLIMETERS MINIMUM AND 82.000 MILLIMETERS MAXIMUM MM
Inside Diameter21.300 MILLIMETERS MINIMUM AND 22.700 MILLIMETERS MAXIMUM MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6640-00-264-50342800-105 INTERCHANGEABLE
Thimble,extraction
Whatman Inc.
5999-00-295-44469655 INTERCHANGEABLE
Contact,electrical
Telemechanics Inc
6640-00-494-3778 INTERCHANGEABLE
Thimble,extraction
5315-00-550-88269020397 INTERCHANGEABLE
Key,machine
General Motors Corp
1680-00-708-0997 INTERCHANGEABLE
Gear Spur Assy
5930-00-931-97711550467 INTERCHANGEABLE
Switch,rotary
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-01-191-25399655 INTERCHANGEABLE
Retainer,packing
Eaton Corporation Div Fed
5315-01-268-90299655 INTERCHANGEABLE
Pin,quick Release
Danuser Machine Co
2825-01-325-680462785 INTERCHANGEABLE
Ring,piston
Circor Aerospace, Inc. Dba Circor Aerospace Inc
7610-01-349-865712944250 INTERCHANGEABLE
Book
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
27732-065 Vwr International, Llc (USA)
MS36087-2 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
GGT380 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
2810-228 Parker-Hannifin Corporation Filtration and Separation Division Dba Filtration & Separation (USA)
09-657A Fisher Scientific Company L.l.c. (USA)
2810-228 PRIMARY Whatman Inc. (USA)
9-655 Fisher Scientific Company L.l.c. (USA)
Related Parts
6640-00-264-5034INTERCHANGEABLE
THIMBLE,EXTRACTION
2800-105
5999-00-295-4446INTERCHANGEABLE
CONTACT,ELECTRICAL
9655
6640-00-494-3778INTERCHANGEABLE
THIMBLE,EXTRACTION
5315-00-550-8826INTERCHANGEABLE
KEY,MACHINE
9020397
1680-00-708-0997INTERCHANGEABLE
GEAR SPUR ASSY
5930-00-931-9771INTERCHANGEABLE
SWITCH,ROTARY
1550467
5330-01-191-2539INTERCHANGEABLE
RETAINER,PACKING
9655
5315-01-268-9029INTERCHANGEABLE
PIN,QUICK RELEASE
9655
2825-01-325-6804INTERCHANGEABLE
RING,PISTON
62785
7610-01-349-8657INTERCHANGEABLE
BOOK
12944250
5330-01-377-2004INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
9655
6515-01-377-5431INTERCHANGEABLE
BAG,URINE COLLECTION
9655

Frequently Asked Questions

What is NSN 6640-00-444-7350?

NSN 6640-00-444-7350 is a Thimble,extraction, manufactured by Whatman Inc., classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-00-444-7350?

NSN 6640-00-444-7350 has 7 cross-referenced part numbers: 27732-065 (Vwr International, Llc), MS36087-2 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), GGT380 (Federal Specifications Promulgated by General Services Administration Washington DC), 2810-228 (Parker-Hannifin Corporation Filtration and Separation Division Dba Filtration & Separation), 09-657A (Fisher Scientific Company L.l.c.) and 2 more.

What NSN replaces 6640-00-444-7350?

There are 12 known substitutes for 6640-00-444-7350: 6640-00-264-5034, 5999-00-295-4446, 6640-00-494-3778 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2810-228?

Key specifications for 2810-228: Porous Material Location: OVERALL; Special Features: FAT-FREE FILTER PAPER; Nondefinitive Spec/std Data: II TYPE AND 3 SIZE; Bottom Design: ROUND. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6640-00-444-7350 still in active supply?

NSN 6640-00-444-7350 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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