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G403 1/2IN ✓ 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 G403 1/2IN 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 4030-00-401-8581, 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
G403 1/2IN
NSN: 4030-00-401-8581
FSC: 4030
CAGE: 75535 — THE CROSBY GROUP LLC DBA THE CROSBY GROUP (USA)
SPECIFICATIONS
Part NumberG403 1/2IN
NSN4030-00-401-8581
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available G403 1/2IN TITLE COMPONENT PN G403 1/2IN MFR G403 1/2IN
KEY FEATURES
•
REACH LENGTH: 4.500 INCHES NOMINAL IN
•
MATERIAL DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
ACCOMMODATED MATERIAL DIAMETER: 0.500 INCHES NOMINAL IN
•
LEG END THICKNESS: 0.438 INCHES NOMINAL IN
•
EFFECTIVE LENGTH: 1.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL AND FORK ENDS
•
OPENING WIDTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
REACH LENGTH4.500 INCHES NOMINAL IN
MATERIAL DIAMETER0.500 INCHES NOMINAL IN
MATERIALSTEEL
ACCOMMODATED MATERIAL DIAMETER0.500 INCHES NOMINAL IN
LEG END THICKNESS0.438 INCHES NOMINAL IN
EFFECTIVE LENGTH1.312 INCHES NOMINAL IN
STYLE DESIGNATOROVAL AND FORK ENDS
OPENING WIDTH0.750 INCHES NOMINAL IN
FABRICATION METHODDROP FORGED
INSIDE WIDTH1.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
103754Interchangeable
interchangeable cross-reference
interchangeable
3ME494-3PC79Interchangeable
interchangeable cross-reference
interchangeable
2ME339-3PC79Interchangeable
interchangeable cross-reference
interchangeable
WC27500Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-27500Interchangeable
interchangeable cross-reference
interchangeable
M1507E22U1-3-5- 9STWInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G403 1/2IN?
G403 1/2IN is a G403 1/2IN.
What parts can replace G403 1/2IN?
There are 13 known substitutes for G403 1/2IN: 103754, 3ME494-3PC79, 2ME339-3PC79 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G403 1/2IN?
G403 1/2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4030-00-401-8581. 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