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A-7443 — DISK,VALVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A-7443: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 9340-00-202-1816, 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
A-7443
NSN: 9340-00-202-1816
NIINs: 002021816, 007371494, 011313377
FSC: 9340 — Glass Fabricated Materials
CAGE: 28199 — L3 TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialNICKEL ALLOY
NSN9340-00-202-1816
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISK,VALVE TITLE COMPONENT PN A-7443 MFR DISK,VALVE
KEY FEATURES
•
OVERALL DIAMETER: 7.500 INCHES NOMINAL IN
•
SURFACE FINISH: POLISHED
•
OVERALL THICKNESS: 0.375 INCHES NOMINAL IN
•
MATERIAL TRANSPARENCY: CLEAR
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: DD-G-451,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
•
EDGE TYPE: BEVELED
•
PLY QUANTITY: 1
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER7.500 INCHES NOMINAL IN
SURFACE FINISHPOLISHED
OVERALL THICKNESS0.375 INCHES NOMINAL IN
MATERIAL TRANSPARENCYCLEAR
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONDD-G-451,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
EDGE TYPEBEVELED
PLY QUANTITY1
SPECIAL FEATURESSURFACE COATED WITH REFLECTION-REDUCING FILM
ENVIRONMENTAL PROTECTIONWEATHER RESISTANT
SUBSTITUTES & CROSS-REFERENCES 9
10-1406PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
10-1415PC12Reference document
Same NSN cross-reference
Reference document — Secondary reference
10-1507-3PC26Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
10-1419PC20Reference document
Same NSN cross-reference
Reference document — Secondary reference
10-1735-27 PIECE 18Reference document
Same NSN cross-reference
Reference document — Secondary reference
10-1439PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-7443?
A-7443 is a DISK,VALVE.
What parts can replace A-7443?
There are 9 known substitutes for A-7443: 10-1406PC8, 10-1415PC12, 10-1507-3PC26 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-7443?
A-7443 is cataloged in the U.S. Government catalog under NSN 9340-00-202-1816. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.