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A391F001WCA — Technical Data Sheet

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BROOKS INSTRUMENT LLC · 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

GLASS,LIQUID SIGHT INDICATOR,FLA. Key specifications include GASKET: NOT INCLUDED, DESIGN TYPE: PLAIN, MICA SHIELD: NOT PROVIDED, OVERALL DIAMETER: 3.188 INCHES NOMINAL IN, OVERALL THICKNESS: 0.500 INCHES NOMINAL IN, GAGE RATED PRESSURE: 300.0 POUNDS PER SQUARE INCH LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-00-828-7240, 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
A391F001WCA
NSN: 6680-00-828-7240
FSC: 6680
CAGE: 4ZW64 — BROOKS INSTRUMENT LLC (USA)
SPECIFICATIONS
GASKETNOT INCLUDED
DESIGN TYPEPLAIN
MICA SHIELDNOT PROVIDED
OVERALL DIAMETER3.188 INCHES NOMINAL IN
OVERALL THICKNESS0.500 INCHES NOMINAL IN
GAGE RATED PRESSURE300.0 POUNDS PER SQUARE INCH LBS
END ITEM IDENTIFICATIONBROOKS INSTRUMENT,DIVISION OF EMERSON ELECTRIC COMPANY,INDICATOR NO. 8001Z21-21 IN. IN
NSN6680-00-828-7240
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: BROOKS INSTRUMENT LLC GLASS,LIQUID SIGHT INDICATOR,FLA TITLE COMPONENT PN A391F001WCA MFR BROOKS INSTRUMENT LLC GLASS,LIQUID SIGHT IND
KEY FEATURES
•
GASKET: NOT INCLUDED
•
OVERALL DIAMETER: 3.188 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.500 INCHES NOMINAL IN
•
DESIGN TYPE: PLAIN
•
GAGE RATED PRESSURE: 300.0 POUNDS PER SQUARE INCH LBS
•
MICA SHIELD: NOT PROVIDED
TECHNICAL CHARACTERISTICS (FLIS)
GASKETNOT INCLUDED
OVERALL DIAMETER3.188 INCHES NOMINAL IN
OVERALL THICKNESS0.500 INCHES NOMINAL IN
DESIGN TYPEPLAIN
GAGE RATED PRESSURE300.0 POUNDS PER SQUARE INCH LBS
MICA SHIELDNOT PROVIDED
END ITEM IDENTIFICATIONBROOKS INSTRUMENT,DIVISION OF EMERSON ELECTRIC COMPANY,INDICATOR NO. 8001Z21-21 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
40282Interchangeable
interchangeable cross-reference
interchangeable
SM-B-764969Interchangeable
interchangeable cross-reference
interchangeable
N14B-10Interchangeable
interchangeable cross-reference
interchangeable
501579Interchangeable
interchangeable cross-reference
interchangeable
77C717294Interchangeable
interchangeable cross-reference
interchangeable
3724-1 PIECE 11-RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A391F001WCA?
A391F001WCA is a GLASS,LIQUID SIGHT INDICATOR,FLA manufactured by BROOKS INSTRUMENT LLC.
What parts can replace A391F001WCA?
There are 10 known substitutes for A391F001WCA: 40282, SM-B-764969, N14B-10 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A391F001WCA?
A391F001WCA is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-00-828-7240. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: September 2026