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Technical Data Sheet
PartsTable / COMPONENT / O-S-642-1-1-LB
O-S-642-1-1-LB ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

SODIUM PHOSPHATE,TRIBASIC,ANHYDR. Key specifications include composition_and_percentage: 97.0 MINIMUM BY WEIGHT SODIUM PHOSPHATE, TRIBASIC, nondefinitive_spec/std_data: I TYPE, medical_designation_and_grade: TECHNICAL, quantity_within_each_unit_package: 1.000 POUNDS LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6810-00-141-6078, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
O-S-642-1-1-LB
NSN: 6810-00-141-6078
FSC: 6810
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
composition_and_percentage97.0 MINIMUM BY WEIGHT SODIUM PHOSPHATE, TRIBASIC
nondefinitive_spec/std_dataI TYPE
medical_designation_and_gradeTECHNICAL
quantity_within_each_unit_package1.000 POUNDS LBS
sieve_particle_size_gradation_percentage1.0 MAXIMUM RETAINED 841 MICRONS AND 10.0 MAXIMUM RETAINED 149 MICRONS AND 5.0 MAXIMUM RETAINED 2 MILLIMETER AND 80.0 MINIMUM RETAINED 149 MICRONS MM
NSN6810-00-141-6078
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SODIUM PHOSPHATE,TRIBASIC,ANHYDR TITLE COMPONENT PN O-S-642-1-1-LB MFR SODIUM PHOSPHATE,TRIBA
KEY FEATURES
•
MEDICAL DESIGNATION AND GRADE: TECHNICAL
•
NONDEFINITIVE SPEC/STD DATA: I TYPE
•
COMPOSITION AND PERCENTAGE: 97.0 MINIMUM BY WEIGHT SODIUM PHOSPHATE, TRIBASIC
•
QUANTITY WITHIN EACH UNIT PACKAGE: 1.000 POUNDS LBS
•
SIEVE PARTICLE SIZE GRADATION PERCENTAGE: 1.0 MAXIMUM RETAINED 841 MICRONS AND 10.0 MAXIMUM RETAINED 149 MICRONS AND 5.0 MAXIMUM RETAINED 2 MILLIMETER AND 80.0 MINIMUM RETAINED 149 MICRONS MM
TECHNICAL CHARACTERISTICS (FLIS)
MEDICAL DESIGNATION AND GRADETECHNICAL
NONDEFINITIVE SPEC/STD DATAI TYPE
COMPOSITION AND PERCENTAGE97.0 MINIMUM BY WEIGHT SODIUM PHOSPHATE, TRIBASIC
QUANTITY WITHIN EACH UNIT PACKAGE1.000 POUNDS LBS
SIEVE PARTICLE SIZE GRADATION PERCENTAGE1.0 MAXIMUM RETAINED 841 MICRONS AND 10.0 MAXIMUM RETAINED 149 MICRONS AND 5.0 MAXIMUM RETAINED 2 MILLIMETER AND 80.0 MINIMUM RETAINED 149 MICRONS MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
O-S-642-1-48-LBInterchangeable
interchangeable cross-reference
interchangeable
O-S-642Interchangeable
interchangeable cross-reference
interchangeable
TRISODIUMPHOSPHATEInterchangeable
interchangeable cross-reference
interchangeable
O-S-642 TY2Interchangeable
interchangeable cross-reference
interchangeable
7-3840Interchangeable
interchangeable cross-reference
interchangeable
O-S-642-2-100-LBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is O-S-642-1-1-LB?
O-S-642-1-1-LB is a SODIUM PHOSPHATE,TRIBASIC,ANHYDR.
What parts can replace O-S-642-1-1-LB?
There are 6 known substitutes for O-S-642-1-1-LB: O-S-642-1-48-LB, O-S-642, TRISODIUMPHOSPHATE and 3 more. Substitute compatibility should be verified for your specific system.
Is O-S-642-1-1-LB still available?
O-S-642-1-1-LB is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026