PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12001Desiccant,activated

W.a. Hammond Drierite Co, Limited · NSN 6850-00-264-6629 · FSC 6850 · No Item Name Available
Verified by PartsTable
NSN 6850-00-264-6629 — this item is cataloged by the U.S. Government under National Stock Number 6850-00-264-6629. Primary manufacturer part number: 12001.
Features
  • Desiccant,activated — FSC 6850
  • Active Ingredient: CALCIUM SULPHATE, ANHYDROUS
  • Moisture Indicator Impregnation: NOT INCLUDED
  • Sieve Particle Size Gradation Percentage: 10.0 MAXIMUM RETAINED NO. 3.5 AND 90.0 MAXIMUM RETAINED NO. 6 AND 2.0 MAXIMUM PASSED NO. 30
  • Quantity Within Each Unit Package: 1.0 POUNDS LBS
  • Nondefinitive Spec/std Data: 2 CLASS AND I TYPE
  • 2 verified cross-references
  • Primary manufacturer: W.a. Hammond Drierite Co, Limited
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Desiccant,activated, cataloged under National Stock Number 6850-00-264-6629, is classified within Federal Supply Class 6850 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is W.a. Hammond Drierite Co, Limited. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6850-00-264-6629
Primary Part Number12001
Item NameDesiccant,activated
FSC / FSG6850 / 68 — No Item Name Available
ManufacturerW.a. Hammond Drierite Co, Limited
StatusACTIVE
Active IngredientCALCIUM SULPHATE, ANHYDROUS
Moisture Indicator ImpregnationNOT INCLUDED
Sieve Particle Size Gradation Percentage10.0 MAXIMUM RETAINED NO. 3.5 AND 90.0 MAXIMUM RETAINED NO. 6 AND 2.0 MAXIMUM PASSED NO. 30
Quantity Within Each Unit Package1.0 POUNDS LBS
Nondefinitive Spec/std Data2 CLASS AND I TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6810-00-242-406613001 INTERCHANGEABLE
Calcium Sulfate,anhydrous
W.a. Hammond Drierite Co, Limited
6850-00-281-183723001 INTERCHANGEABLE
Desiccant,activated
W.a. Hammond Drierite Co, Limited
6850-00-604-151614001 INTERCHANGEABLE
Desiccant,activated
W.a. Hammond Drierite Co, Limited
Cross-Reference Index
Part NumberManufacturer
12001 PRIMARY W.a. Hammond Drierite Co, Limited (USA)
O-D-210 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
6810-00-242-4066INTERCHANGEABLE
CALCIUM SULFATE,ANHYDROUS
13001
6850-00-281-1837INTERCHANGEABLE
DESICCANT,ACTIVATED
23001
6850-00-604-1516INTERCHANGEABLE
DESICCANT,ACTIVATED
14001

Frequently Asked Questions

What is NSN 6850-00-264-6629?

NSN 6850-00-264-6629 is a Desiccant,activated, manufactured by W.a. Hammond Drierite Co, Limited, classified under FSC 6850 (No Item Name Available). Status: active.

What are the part numbers for NSN 6850-00-264-6629?

NSN 6850-00-264-6629 has 2 cross-referenced part numbers: 12001 (W.a. Hammond Drierite Co, Limited), O-D-210 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 6850-00-264-6629?

There are 3 known substitutes for 6850-00-264-6629: 6810-00-242-4066, 6850-00-281-1837, 6850-00-604-1516. Verify interchangeability with system specifications before substitution.

What are the specifications of 12001?

Key specifications for 12001: Active Ingredient: CALCIUM SULPHATE, ANHYDROUS; Moisture Indicator Impregnation: NOT INCLUDED; Sieve Particle Size Gradation Percentage: 10.0 MAXIMUM RETAINED NO. 3.5 AND 90.0 MAXIMUM RETAINED NO. 6 AND 2.0 MAXIMUM PASSED NO. 30; Quantity Within Each Unit Package: 1.0 POUNDS LBS. 5 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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