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Technical Data Sheet
PartsTable / COMPONENT / AN42B3A
AN42B3A ✓ 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 BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 0.468 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.406 INCHES MINIMUM IN, overall_length: 1.125 INCHES NOMINAL IN, style_designator: ROUND, CLOSED W/SHOULDER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-292-5517, 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
AN42B3A
NSN: 5306-00-292-5517
FSC: 5306
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length0.468 INCHES NOMINAL IN
thread_class3A A
thread_length0.406 INCHES MINIMUM IN
overall_length1.125 INCHES NOMINAL IN
style_designatorROUND, CLOSED W/SHOULDER
thread_directionRIGHT-HAND
eye_outside_width0.437 INCHES NOMINAL IN
shoulder_diameter0.437 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
shoulder_thickness0.062 INCHES NOMINAL IN
eye_inside_diameter0.190 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
NSN5306-00-292-5517
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN42B3A · 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
•
MATERIAL: STEEL OVERALL
•
EYE STOCK THICKNESS: 0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
•
EYE OUTSIDE WIDTH: 0.438 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
SHOULDER DIAMETER: 0.438 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM CENTER OF EYE TO SHANK END: 0.874 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
EYE STOCK THICKNESS0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
EYE OUTSIDE WIDTH0.438 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
SHOULDER DIAMETER0.438 INCHES NOMINAL IN
OVERALL LENGTH1.125 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END0.874 INCHES NOMINAL IN
EYE INSIDE DIAMETER0.191 INCHES NOMINAL IN
SHANK LENGTH0.469 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
5306PL1018778Upgraded Successor
successor cross-reference
successor
AN4-23AUpgraded Successor
successor cross-reference
successor
156887Interchangeable
interchangeable cross-reference
interchangeable
AN42B3AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN42B3A?
AN42B3A is a BOLT,EYE.
What parts can replace AN42B3A?
There are 4 known substitutes for AN42B3A: 5306PL1018778, AN4-23A, 156887 and 1 more. Substitute compatibility should be verified for your specific system.
Is AN42B3A still available?
AN42B3A is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026