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Technical Data Sheet
21,757-3 ✓ 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

The 21,757-3 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6810-00-234-8362, 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
21,757-3
NSN: 6810-00-234-8362
FSC: 6810
CAGE: 60928 — ALDRICH CHEMICAL CO INC SUB OF SIGMA ALDRICH CORP (USA)
SPECIFICATIONS
Part Number21,757-3
NSN6810-00-234-8362
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 21,757-3 TITLE COMPONENT PN 21,757-3 MFR 21,757-3
KEY FEATURES
COMPOSITION AND PERCENTAGE: 98.0 MINIMUM BY WEIGHT BARIUM HYDROXIDE
PHYSICAL FORM: CRYSTAL
SPECIFIC GRAVITY VALUE: 2.188 NOMINAL
QUANTITY WITHIN EACH UNIT PACKAGE: 500.0 GRAMS G
MEDICAL DESIGNATION AND GRADE: AMERICAN CHEMICAL SOCIETY
TECHNICAL CHARACTERISTICS (FLIS)
COMPOSITION AND PERCENTAGE98.0 MINIMUM BY WEIGHT BARIUM HYDROXIDE
PHYSICAL FORMCRYSTAL
SPECIAL FEATURES2.188 SP GR AT 20/4DEG C DEGC
SPECIFIC GRAVITY VALUE2.188 NOMINAL
QUANTITY WITHIN EACH UNIT PACKAGE500.0 GRAMS G
MEDICAL DESIGNATION AND GRADEAMERICAN CHEMICAL SOCIETY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
410-30Interchangeable
interchangeable cross-reference
interchangeable
SR383Interchangeable
interchangeable cross-reference
interchangeable
999Interchangeable
interchangeable cross-reference
interchangeable
293-3922-0000Interchangeable
interchangeable cross-reference
interchangeable
3772Interchangeable
interchangeable cross-reference
interchangeable
307CW-2S2FJInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21,757-3?
21,757-3 is a 21,757-3.
What parts can replace 21,757-3?
There are 26 known substitutes for 21,757-3: 410-30, SR383, 999 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21,757-3?
21,757-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6810-00-234-8362. This indicates validated use in U.S. government and defense supply chains.
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