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4-40UNC-2AX5/8 — 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 SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.062 INCHES NOMINAL IN, point_style: FULL DOG, thread_class: 2A A, head_diameter: 0.156 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5305-00-207-4823, 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
4-40UNC-2AX5/8
NSN: 5305-00-207-4823
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER
head_height0.062 INCHES NOMINAL IN
point_styleFULL DOG
thread_class2A A
head_diameter0.156 INCHES NOMINAL IN
thread_length0.625 INCHES MAXIMUM IN
fastener_length0.625 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentNICKEL OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.112 INCHES IN
NSN5305-00-207-4823
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4-40UNC-2AX5/8 · 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
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
MATERIAL: STEEL OVERALL
•
THREAD QUANTITY PER INCH: 40
•
POINT STYLE: FULL DOG
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH40
POINT STYLEFULL DOG
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD HEIGHT0.062 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
THREAD CLASS2A A
THREAD LENGTH0.625 INCHES MAXIMUM IN
FASTENER LENGTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
151041InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
68049-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
306118InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4192800-90InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
RS01A29R95BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
HS-1A-29R95PORM0.1PCTInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-40UNC-2AX5/8?
4-40UNC-2AX5/8 is a SETSCREW.
What parts can replace 4-40UNC-2AX5/8?
There are 6 known substitutes for 4-40UNC-2AX5/8: 151041, 68049-3, 306118 and 3 more. Substitute compatibility should be verified for your specific system.
Is 4-40UNC-2AX5/8 still available?
4-40UNC-2AX5/8 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: October 2026