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PartsTable / COMPONENT / 53A68A111
53A68A111 ✓ 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 SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OVERALL, head_style: HEADLESS (SETSCREW), point_style: FLAT, point_length: 0.375 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.500 INCHES MINIMUM 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 5305-00-827-2493, 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
53A68A111
NSN: 5305-00-827-2493
FSC: 5305
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleFLAT
point_length0.375 INCHES NOMINAL IN
thread_class3A A
thread_length0.500 INCHES MINIMUM IN
point_diameter0.185 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
point_chamfer_angle45.0 DEGREES NOMINAL
internal_drive_styleSLOT
NSN5305-00-827-2493
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 53A68A111 · 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
•
POINT LENGTH: 0.375 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL COMP 1018 OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
POINT DIAMETER: 0.185 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
POINT LENGTH0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1018 OVERALL
THREAD SERIES DESIGNATORUNF
POINT DIAMETER0.185 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
606036C1Interchangeable
interchangeable cross-reference
interchangeable
15390Interchangeable
interchangeable cross-reference
interchangeable
NW15390Interchangeable
interchangeable cross-reference
interchangeable
2204645Interchangeable
interchangeable cross-reference
interchangeable
SR4SSW5Interchangeable
interchangeable cross-reference
interchangeable
14628Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53A68A111?
53A68A111 is a SETSCREW.
What parts can replace 53A68A111?
There are 10 known substitutes for 53A68A111: 606036C1, 15390, NW15390 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53A68A111?
53A68A111 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-827-2493. 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