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Technical Data Sheet
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3268ADX — Technical Data Sheet

✓ 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: FILLISTER, head_height: 0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.626 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN, screw_material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5305-01-078-4449, 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
3268ADX
NSN: 5305-01-078-4449
FSC: 5305
CAGE: 1VN02 — AIRDALE EXPRESS LLC DIV AIRDALE EXPRESS (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.626 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.688 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentNICKEL
thread_quantity_per_inch32
NSN5305-01-078-4449
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3268ADX · 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
•
HEAD STYLE: FILLISTER
•
HEAD DIAMETER: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
INTERNAL DRIVE STYLE: SLOT
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
THREAD CLASS: 2A A
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-N-290,CL 1 GR G FED SPEC SINGLE TREATMENT RESPONSE
•
HEAD HEIGHT: 0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
•
SCREW MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
HEAD STYLEFILLISTER
HEAD DIAMETER0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.164 INCHES IN
THREAD CLASS2A A
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290,CL 1 GR G FED SPEC SINGLE TREATMENT RESPONSE
HEAD HEIGHT0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
SCREW MATERIALCOPPER ALLOY
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SCREW SURFACE TREATMENTNICKEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
1326-9108InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
717-010060InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
326-8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
WJKX82InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
CVC5860-2RCInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
80994HInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3268ADX?
3268ADX is a SCREW,MACHINE.
What parts can replace 3268ADX?
There are 17 known substitutes for 3268ADX: 1326-9108, 717-010060, 326-8 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3268ADX?
3268ADX is cataloged in the Federal Logistics Information System under NSN 5305-01-078-4449. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026