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G494 ✓ 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 DISC,VALVE DISCHARG is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: AMERICAN INSTRUMENT CO INC,PART NO. GY-94, part_name_assigned_by_controlling_agency: MANUAL CVC HELMET SHELL USER GUIDE, reference_number_differentiating_characteristics: AS DIFFERENTIATED BY CLEANED IN ACCORDANCE WITH MIL-P-52211/CE/.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-140-4314, 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
G494
NSN: 4310-00-140-4314
FSC: 4310
CAGE: 59505 — NEWPORT SCIENTIFIC, INC. (USA)
SPECIFICATIONS
general_characteristics_item_descriptionAMERICAN INSTRUMENT CO INC,PART NO. GY-94
part_name_assigned_by_controlling_agencyMANUAL CVC HELMET SHELL USER GUIDE
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY CLEANED IN ACCORDANCE WITH MIL-P-52211/CE/
NSN4310-00-140-4314
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISC,VALVE DISCHARG TITLE COMPONENT PN G494 MFR DISC,VALVE DISCHARG
KEY FEATURES
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY CLEANED IN ACCORDANCE WITH MIL-P-52211/CE/
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: AMERICAN INSTRUMENT CO INC,PART NO. GY-94
TECHNICAL CHARACTERISTICS (FLIS)
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY CLEANED IN ACCORDANCE WITH MIL-P-52211/CE/
GENERAL CHARACTERISTICS ITEM DESCRIPTIONAMERICAN INSTRUMENT CO INC,PART NO. GY-94
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
72021069602Interchangeable
interchangeable cross-reference
interchangeable
G4-96CPInterchangeable
interchangeable cross-reference
interchangeable
G4-96Interchangeable
interchangeable cross-reference
interchangeable
G494Interchangeable
interchangeable cross-reference
interchangeable
G4-94CPInterchangeable
Same NIIN cross-reference
interchangeable
72021052002Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G494?
G494 is a DISC,VALVE DISCHARG.
What parts can replace G494?
There are 6 known substitutes for G494: 72021069602, G4-96CP, G4-96 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G494?
G494 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-140-4314. 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