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PartsTable / COMPONENT / A111 ALTERATION 3
A111 ALTERATION 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 A111 ALTERATION 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 6680-01-119-5557, 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
A111 ALTERATION 3
NSN: 6680-01-119-5557
FSC: 6680
CAGE: 74965 — CLARK-RELIANCE LLC DBA JERGUSON GAGE & VALVE (USA)
SPECIFICATIONS
Part NumberA111 ALTERATION 3
NSN6680-01-119-5557
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available A111 ALTERATION 3 TITLE COMPONENT PN A111 ALTERATION 3 MFR A111 ALTERATION 3
KEY FEATURES
•
DIAL FRAME: INCLUDED
•
MATERIAL: COPPER ALLOY
•
DIAL WINDOW: INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
DIAL FRAMEINCLUDED
MATERIALCOPPER ALLOY
OVERALL WIDTH3.500 INCHES NOMINAL IN
SPECIAL FEATURESFORGED STEEL COVER
OVERALL LENGTH15.812 INCHES NOMINAL IN
END ITEM IDENTIFICATIONJERGUSON GAGE AND VALVE DIV,WHITE CONSOLIDATED INDUSTRIES INC,LIQUID SIGHT GAGE,NO. E161
DIAL WINDOWINCLUDED
OVERALL DEPTH4.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A111Interchangeable
interchangeable cross-reference
interchangeable
7438945-8Interchangeable
interchangeable cross-reference
interchangeable
SS2Interchangeable
interchangeable cross-reference
interchangeable
G1330Interchangeable
interchangeable cross-reference
interchangeable
BP4138Interchangeable
interchangeable cross-reference
interchangeable
0490-0470Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A111 ALTERATION 3?
A111 ALTERATION 3 is a A111 ALTERATION 3.
What parts can replace A111 ALTERATION 3?
There are 11 known substitutes for A111 ALTERATION 3: A111, 7438945-8, SS2 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A111 ALTERATION 3?
A111 ALTERATION 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-01-119-5557. 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