PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

O-S-642Sodium Phosphate,tribasic,dodeca

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6810-01-038-1175 · FSC 6810 · No Item Name Available
Verified by PartsTable
NSN 6810-01-038-1175 — this item is cataloged by the U.S. Government under National Stock Number 6810-01-038-1175. Primary manufacturer part number: O-S-642.
Features
  • Sodium Phosphate,tribasic,dodeca — FSC 6810
  • Physical Form: CRYSTAL
  • Quantity Within Each Unit Package: 100.000 POUNDS LBS
  • Medical Designation and Grade: TECHNICAL
  • 2 verified cross-references
  • Primary manufacturer: Federal Specifications Promulgated by General Services Administration Washington DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sodium Phosphate,tribasic,dodeca, cataloged under National Stock Number 6810-01-038-1175, is classified within Federal Supply Class 6810 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 3 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6810-01-038-1175
Primary Part NumberO-S-642
Item NameSodium Phosphate,tribasic,dodeca
FSC / FSG6810 / 68 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Physical FormCRYSTAL
Quantity Within Each Unit Package100.000 POUNDS LBS
Medical Designation and GradeTECHNICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6810-00-141-6078 INTERCHANGEABLE
Sodium Phosphate,tribasic,anhydr
6810-00-141-6080 INTERCHANGEABLE
Sodium Phosphate,tribasic,anhydr
6810-01-074-25897-3840 INTERCHANGEABLE
Sodium Phosphate,tribasic,dodeca
Avantor Performance Materials, Inc.
6810-01-082-5415 INTERCHANGEABLE
Sodium Phosphate,tribasic,dodeca
Cross-Reference Index
Part NumberManufacturer
O-S-642 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
TRISODIUMPHOSPHATE Fmc Corp Specialty Chemical Div (USA)
Related Parts
6810-00-141-6078INTERCHANGEABLE
SODIUM PHOSPHATE,TRIBASIC,ANHYDR
6810-00-141-6080INTERCHANGEABLE
SODIUM PHOSPHATE,TRIBASIC,ANHYDR
6810-01-074-2589INTERCHANGEABLE
SODIUM PHOSPHATE,TRIBASIC,DODECA
7-3840
6810-01-082-5415INTERCHANGEABLE
SODIUM PHOSPHATE,TRIBASIC,DODECA

Frequently Asked Questions

What is NSN 6810-01-038-1175?

NSN 6810-01-038-1175 is a Sodium Phosphate,tribasic,dodeca, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6810 (No Item Name Available). Status: active.

What are the part numbers for NSN 6810-01-038-1175?

NSN 6810-01-038-1175 has 2 cross-referenced part numbers: O-S-642 (Federal Specifications Promulgated by General Services Administration Washington DC), TRISODIUMPHOSPHATE (Fmc Corp Specialty Chemical Div).

What NSN replaces 6810-01-038-1175?

There are 4 known substitutes for 6810-01-038-1175: 6810-00-141-6078, 6810-00-141-6080, 6810-01-074-2589 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of O-S-642?

Key specifications for O-S-642: Physical Form: CRYSTAL; Quantity Within Each Unit Package: 100.000 POUNDS LBS; Medical Designation and Grade: TECHNICAL. 3 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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