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21W0020 ✓ 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 21W0020 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 6630-01-058-7447, 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
21W0020
NSN: 6630-01-058-7447
FSC: 6630
CAGE: 63759 — WARD'S NATURAL SCIENCE ESTABLISHMENT INC (USA)
SPECIFICATIONS
Part Number21W0020
NSN6630-01-058-7447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 21W0020 TITLE COMPONENT PN 21W0020 MFR 21W0020
KEY FEATURES
•
TEST TYPE FOR WHICH DESIGNED: ANALYZES NATURAL WATER SAMPLES FOR PH,DISSOLVED OXYGWEN,CARBON DIOXIDE,NITRATES,PHOSPHATES,SILICA,CALCIUM,MAGNESIUM,TOTAL HARDNESS
•
DEPTH: 12.000 INCHES NOMINAL IN
•
LENGTH: 14.000 INCHES NOMINAL IN
•
HEIGHT: 6.500 INCHES NOMINAL IN
•
ENCLOSURE FEATURE: SINGLE ITEM W/CARRYING CASE
TECHNICAL CHARACTERISTICS (FLIS)
TEST TYPE FOR WHICH DESIGNEDANALYZES NATURAL WATER SAMPLES FOR PH,DISSOLVED OXYGWEN,CARBON DIOXIDE,NITRATES,PHOSPHATES,SILICA,CALCIUM,MAGNESIUM,TOTAL HARDNESS
DEPTH12.000 INCHES NOMINAL IN
LENGTH14.000 INCHES NOMINAL IN
HEIGHT6.500 INCHES NOMINAL IN
SPECIAL FEATURESLIMNOLOGY-- AN INTRODUCTION TO THE FRESH WATER ENVIROMENT
ENCLOSURE FEATURESINGLE ITEM W/CARRYING CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
AM-02Interchangeable
interchangeable cross-reference
interchangeable
L200013531Interchangeable
interchangeable cross-reference
interchangeable
2286188 PC1Interchangeable
interchangeable cross-reference
interchangeable
D15-680UPC609Interchangeable
interchangeable cross-reference
interchangeable
D15-631RPC780Interchangeable
interchangeable cross-reference
interchangeable
D15-680XPC609Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21W0020?
21W0020 is a 21W0020.
What parts can replace 21W0020?
There are 23 known substitutes for 21W0020: AM-02, L200013531, 2286188 PC1 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21W0020?
21W0020 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6630-01-058-7447. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026