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AOL4168-53 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.130 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN, thread_length: 0.159 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, screw_material: STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 303 OR STEEL COMP 302, fastener_length: 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM 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 5305-00-165-8012, 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
AOL4168-53
NSN: 5305-00-165-8012
FSC: 5305
CAGE: 57472 — ALL MANUFACTURERS, INC. DBA ALLIED HARBOR AEROSPACE FASTENERS (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.130 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
thread_length0.159 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
screw_materialSTEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 303 OR STEEL COMP 302
fastener_length0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleSLOT
nominal_thread_diameter0.073 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch64
NSN5305-00-165-8012
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AOL4168-53 · 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
•
COUNTERSINK ANGLE: 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
•
HEAD STYLE: FLAT COUNTERSUNK
•
SPECIFICATION/STANDARD DATA: 80205-NAS662 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
HEAD DIAMETER: 0.130 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.073 INCHES IN
•
INTERNAL DRIVE STYLE: SLOT
•
FASTENER LENGTH: 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 303 OR STEEL COMP 302
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
SPECIFICATION/STANDARD DATA80205-NAS662 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
HEAD DIAMETER0.130 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.073 INCHES IN
INTERNAL DRIVE STYLESLOT
FASTENER LENGTH0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 303 OR STEEL COMP 302
THREAD QUANTITY PER INCH64
THREAD LENGTH0.159 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
914545Interchangeable
interchangeable cross-reference
interchangeable
914553Interchangeable
interchangeable cross-reference
interchangeable
965813-53CInterchangeable
Same NIIN cross-reference
interchangeable
PBF1068-53CInterchangeable
Same NIIN cross-reference
interchangeable
FF-S-92Interchangeable
Same NIIN cross-reference
interchangeable
E125-53Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AOL4168-53?
AOL4168-53 is a SCREW,MACHINE.
What parts can replace AOL4168-53?
There are 8 known substitutes for AOL4168-53: 914545, 914553, 965813-53C and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AOL4168-53?
AOL4168-53 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-165-8012. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026