PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3D0063-5AC
3D0063-5AC ✓ 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: 0.303 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, eyelet_length: 0.322 INCHES NOMINAL IN, stud_head_height: 0.093 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-726-6700, 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
3D0063-5AC
NSN: 5325-00-726-6700
FSC: 5325
CAGE: 88277 — THE BOEING COMPANY (USA)
SPECIFICATIONS
diameter0.303 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
eyelet_length0.322 INCHES NOMINAL IN
stud_head_height0.093 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
stud_assembly_styleSTUD ASSEMBLY
securing_device_typeWASHER
eyelet_outside_diameter0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
turnlock_stud_head_styleFLAT FILLISTER
material_accommodated_thickness0.120 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.662 INCHES MINIMUM AND 0.677 INCHES MAXIMUM IN
NSN5325-00-726-6700
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3D0063-5AC · 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
•
DRIVE TYPE: SLOTTED
•
TURNLOCK STUD HEAD STYLE: FLAT FILLISTER
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.662 INCHES MINIMUM AND 0.677 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
EYELET LENGTH: 0.322 INCHES NOMINAL IN
•
STUD ASSEMBLY STYLE: STUD ASSEMBLY
•
STUD HEAD HEIGHT: 0.093 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE TYPESLOTTED
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.662 INCHES MINIMUM AND 0.677 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
EYELET LENGTH0.322 INCHES NOMINAL IN
STUD ASSEMBLY STYLESTUD ASSEMBLY
STUD HEAD HEIGHT0.093 INCHES NOMINAL IN
DIAMETER0.303 INCHES NOMINAL IN
SECURING DEVICE TYPEWASHER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
26-005Interchangeable
interchangeable cross-reference
interchangeable
134455Interchangeable
interchangeable cross-reference
interchangeable
52008Interchangeable
interchangeable cross-reference
interchangeable
45006Interchangeable
interchangeable cross-reference
interchangeable
G205521-5Interchangeable
interchangeable cross-reference
interchangeable
R94TA05AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3D0063-5AC?
3D0063-5AC is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 3D0063-5AC?
There are 23 known substitutes for 3D0063-5AC: 26-005, 134455, 52008 and 20 more. Substitute compatibility should be verified for your specific system.
Is 3D0063-5AC still available?
3D0063-5AC 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