PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3D0100-9AC
3D0100-9AC ✓ 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

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.381 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: CROSS RECESS, surface_treatment: CADMIUM OVERALL, stud_assembly_style: STUD ASSEMBLY, eyelet_outside_diameter: 0.420 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 5325-00-445-4171, 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
3D0100-9AC
NSN: 5325-00-445-4171
FSC: 5325
CAGE: 88277 — THE BOEING COMPANY (USA)
SPECIFICATIONS
diameter0.381 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeCROSS RECESS
surface_treatmentCADMIUM OVERALL
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.420 INCHES NOMINAL IN
turnlock_stud_head_styleFLAT COUNTERSUNK
material_accommodated_thickness0.188 INCHES NOMINAL IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.708 INCHES NOMINAL IN
NSN5325-00-445-4171
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3D0100-9AC · 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
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
DRIVE TYPE: CROSS RECESS
•
MATERIAL ACCOMMODATED THICKNESS: 0.188 INCHES NOMINAL IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.708 INCHES NOMINAL IN
•
EYELET OUTSIDE DIAMETER: 0.420 INCHES NOMINAL IN
•
DIAMETER: 0.381 INCHES NOMINAL IN
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
DRIVE TYPECROSS RECESS
MATERIAL ACCOMMODATED THICKNESS0.188 INCHES NOMINAL IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.708 INCHES NOMINAL IN
EYELET OUTSIDE DIAMETER0.420 INCHES NOMINAL IN
DIAMETER0.381 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD ASSEMBLY STYLESTUD ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
40559Interchangeable
interchangeable cross-reference
interchangeable
45511Interchangeable
interchangeable cross-reference
interchangeable
TABLE 15, 1008Interchangeable
interchangeable cross-reference
interchangeable
71602-1 PIECE 4Interchangeable
interchangeable cross-reference
interchangeable
40558Interchangeable
interchangeable cross-reference
interchangeable
40559-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 3D0100-9AC?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3D0100-9AC?
3D0100-9AC is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 3D0100-9AC?
There are 14 known substitutes for 3D0100-9AC: 40559, 45511, TABLE 15, 1008 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3D0100-9AC?
3D0100-9AC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-445-4171. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3D0100-9AC

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026