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Technical Data Sheet
A02603 ✓ 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 STOP PIN,SEAR SPRING is a the manufacturer industrial component. Key specifications include body_length: 0.500 INCHES NOMINAL IN, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 10.35 MEGAHERTZ NOMINAL SINGLE COMPONENT, body_outside_diameter: 0.525 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-01-225-8362, 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
A02603
NSN: 1005-01-225-8362
FSC: 1005
CAGE: 07210 — STURM, RUGER & COMPANY, INC. (USA)
SPECIFICATIONS
body_length0.500 INCHES NOMINAL IN
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating10.35 MEGAHERTZ NOMINAL SINGLE COMPONENT
body_outside_diameter0.525 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
end_item_identificationSNAP-ON SERIES KR AND KRA TOP CHESTS
terminal_type_and_quantity5 PIN
adjustment_device_drive_typeSLOTTED SCREW SINGLE COMPONENT
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
adjustment_method_and_quantity1 ADJUSTABLE CORE SINGLE COMPONENT
NSN1005-01-225-8362
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available STOP PIN,SEAR SPRING TITLE COMPONENT PN A02603 MFR STOP PIN,SEAR SPRING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
278-0377-010Interchangeable
interchangeable cross-reference
interchangeable
A263Interchangeable
interchangeable cross-reference
interchangeable
278-0377-011Interchangeable
interchangeable cross-reference
interchangeable
2121524Interchangeable
interchangeable cross-reference
interchangeable
3-1550Interchangeable
interchangeable cross-reference
interchangeable
WH5023Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A02603?
A02603 is a STOP PIN,SEAR SPRING.
What parts can replace A02603?
There are 9 known substitutes for A02603: 278-0377-010, A263, 278-0377-011 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A02603?
A02603 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-01-225-8362. This indicates validated use in U.S. government and defense supply chains.
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