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Technical Data Sheet
A4303 ✓ 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 CONNECTION is a the manufacturer industrial component. Key specifications include hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.446 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OVERALL, material_thickness: 0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN, nondefinitive_spec/std_data: A TYPE AND A GRADE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2040-00-393-3692, 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
A4303
NSN: 2040-00-393-3692
FSC: 2040
CAGE: 81601 — NORFOLK NAVAL SHIPYARD (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.446 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OVERALL
material_thickness0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
nondefinitive_spec/std_dataA TYPE AND A GRADE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN2040-00-393-3692
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTION TITLE COMPONENT PN A4303 MFR CONNECTION
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONBOAT MTR 35FT FT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
5310PL1737210Interchangeable
interchangeable cross-reference
interchangeable
8176098Interchangeable
interchangeable cross-reference
interchangeable
5310PL0738202Interchangeable
interchangeable cross-reference
interchangeable
N13341PCA4303Interchangeable
Same NIIN cross-reference
interchangeable
76C125Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4303?
A4303 is a CONNECTION.
What parts can replace A4303?
There are 5 known substitutes for A4303: 5310PL1737210, 8176098, 5310PL0738202 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A4303?
A4303 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2040-00-393-3692. This indicates validated use in U.S. government and defense supply chains.
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