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Technical Data Sheet
PartsTable / COMPONENT / 8C50KCS
8C50KCS ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include color: BLACK OVERALL, material: STEEL OVERALL, head_height: 0.164 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.500 INCHES NOMINAL IN, fastener_length: 0.664 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 5305-01-676-1789, 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
8C50KCS
NSN: 5305-01-676-1789
FSC: 5305
CAGE: 5LBL6 — KERR LAKESIDE INC. (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialSTEEL OVERALL
head_height0.164 INCHES NOMINAL IN
thread_class3A A
thread_length0.500 INCHES NOMINAL IN
fastener_length0.664 INCHES NOMINAL IN
hardness_rating43.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentBLACK CHEMICAL FINISH OVERALL
internal_drive_styleHEXAGON
end_item_identification4910-01-613-4708
nominal_thread_diameter8.0 MILLIMETERS MM
NSN5305-01-676-1789
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8C50KCS · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: BLACK CHEMICAL FINISH OVERALL
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
MINIMUM TENSILE STRENGTH: 180000 POUNDS PER SQUARE INCH LBS
•
THREAD QUANTITY PER INCH: 32
•
FASTENER LENGTH: 0.664 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.164 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
COLORBLACK OVERALL
SURFACE TREATMENTBLACK CHEMICAL FINISH OVERALL
THREAD LENGTH0.500 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH LBS
THREAD QUANTITY PER INCH32
FASTENER LENGTH0.664 INCHES NOMINAL IN
END ITEM IDENTIFICATION4910-01-613-4708
HEAD HEIGHT0.164 INCHES NOMINAL IN
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
23114Interchangeable
interchangeable cross-reference
interchangeable
2411 1-7/32Interchangeable
interchangeable cross-reference
interchangeable
53578Interchangeable
interchangeable cross-reference
interchangeable
10603Interchangeable
interchangeable cross-reference
interchangeable
150A23896Interchangeable
interchangeable cross-reference
interchangeable
5920PL0947876Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8C50KCS?
8C50KCS is a SCREW,CAP,SOCKET HEAD.
What parts can replace 8C50KCS?
There are 18 known substitutes for 8C50KCS: 23114, 2411 1-7/32, 53578 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8C50KCS?
8C50KCS is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-676-1789. 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