PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6881G25Mortar and Pestle

Arthur H. Thomas Company · NSN 6640-00-418-6582 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-418-6582 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-418-6582. Primary manufacturer part number: 6881G25.
Features
  • Mortar and Pestle — FSC 6640
  • Inside Diameter: 120.000 MILLIMETERS NOMINAL MM
  • Material: GLASS MORTAR
  • Nondefinitive Spec/std Data: 2 TYPE AND A CLASS
  • Material: GLASS LOCATION NOT OTHERWISE SPECIFIED
  • Cavity Shape: BOWL
  • Grinding Surface Condition: UNGLAZED
  • Load Capacity: 16.0 OUNCES OZ
Applications
  • Applications requiring Glass Mortar construction
General Description

The Mortar and Pestle, cataloged under National Stock Number 6640-00-418-6582, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Arthur H. Thomas Company. Government technical data includes 12 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-418-6582
Primary Part Number6881G25
Item NameMortar and Pestle
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerArthur H. Thomas Company
StatusACTIVE
Inside Diameter120.000 MILLIMETERS NOMINAL MM
MaterialGLASS MORTAR
Nondefinitive Spec/std Data2 TYPE AND A CLASS
MaterialGLASS LOCATION NOT OTHERWISE SPECIFIED
Cavity ShapeBOWL
Grinding Surface ConditionUNGLAZED
Load Capacity16.0 OUNCES OZ
Unable to DecodeUNABLE TO DECODE
Features ProvidedPOUR LIP
Base Overall Diameter51.000 MILLIMETERS NOMINAL MM
Inside Depth90.000 MILLIMETERS NOMINAL MM
Top Outside Diameter5.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6640-00-542-0500 INTERCHANGEABLE
Mortar and Pestle
6640-00-551-8633 INTERCHANGEABLE
Mortar and Pestle
6640-00-926-1302 INTERCHANGEABLE
Pestle,laboratory
6640-00-926-130363-6390-23/24 INTERCHANGEABLE
Mortar and Pestle
J & H Berge, Inc. Dba Lab Mart, the Div the Labmart
6640-00-926-130463-6390-29 MORTAR INTERCHANGEABLE
Mortar and Pestle
J & H Berge, Inc. Dba Lab Mart, the Div the Labmart
6640-00-926-130560316/17 INTERCHANGEABLE
Mortar and Pestle
Coorstek Inc Div Headquarters
6640-01-012-4462 INTERCHANGEABLE
Pestle,laboratory
6640-01-012-4465 INTERCHANGEABLE
Mortar,laboratory
Cross-Reference Index
Part NumberManufacturer
NNNM560 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6881G25 PRIMARY Arthur H. Thomas Company (USA)
Related Parts
6640-00-542-0500INTERCHANGEABLE
MORTAR AND PESTLE
6640-00-551-8633INTERCHANGEABLE
MORTAR AND PESTLE
6640-00-926-1302INTERCHANGEABLE
PESTLE,LABORATORY
6640-00-926-1303INTERCHANGEABLE
MORTAR AND PESTLE
63-6390-23/24
6640-00-926-1304INTERCHANGEABLE
MORTAR AND PESTLE
63-6390-29 MORTAR
6640-00-926-1305INTERCHANGEABLE
MORTAR AND PESTLE
60316/17
6640-01-012-4462INTERCHANGEABLE
PESTLE,LABORATORY
6640-01-012-4465INTERCHANGEABLE
MORTAR,LABORATORY

Frequently Asked Questions

What is NSN 6640-00-418-6582?

NSN 6640-00-418-6582 is a Mortar and Pestle, manufactured by Arthur H. Thomas Company, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-418-6582?

NSN 6640-00-418-6582 has 2 cross-referenced part numbers: NNNM560 (Federal Specifications Promulgated by General Services Administration Washington DC), 6881G25 (Arthur H. Thomas Company).

What NSN replaces 6640-00-418-6582?

There are 8 known substitutes for 6640-00-418-6582: 6640-00-542-0500, 6640-00-551-8633, 6640-00-926-1302 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6881G25?

Key specifications for 6881G25: Overall Height: 4.250 INCHES NOMINAL IN; Inside Diameter: 120.000 MILLIMETERS NOMINAL MM; Material: GLASS MORTAR; Nondefinitive Spec/std Data: 2 TYPE AND A CLASS. 15 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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