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Technical Data Sheet
PartsTable / COMPONENT / 4127ADX
4127ADX ✓ 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: UNDERCUT UNIVERSAL, thread_length: 0.625 INCHES NOMINAL IN, screw_material: COPPER ALLOY, thread_direction: RIGHT-HAND, nominal_thread_diameter: 0.112 INCHES IN, screw_surface_treatment: NICKEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-068-0174, 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
4127ADX
NSN: 5305-01-068-0174
FSC: 5305
CAGE: 1VN02 — AIRDALE EXPRESS LLC DIV AIRDALE EXPRESS (USA)
SPECIFICATIONS
head_styleUNDERCUT UNIVERSAL
thread_length0.625 INCHES NOMINAL IN
screw_materialCOPPER ALLOY
thread_directionRIGHT-HAND
nominal_thread_diameter0.112 INCHES IN
screw_surface_treatmentNICKEL
thread_series_designatorUNF
NSN5305-01-068-0174
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4127ADX · 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: UNDERCUT UNIVERSAL
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD LENGTH: 0.625 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
SCREW MATERIAL: COPPER ALLOY
•
SCREW SURFACE TREATMENT: NICKEL
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEUNDERCUT UNIVERSAL
THREAD SERIES DESIGNATORUNF
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.625 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
SCREW MATERIALCOPPER ALLOY
SCREW SURFACE TREATMENTNICKEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
412-7Interchangeable
interchangeable cross-reference
interchangeable
451-1346-2Interchangeable
interchangeable cross-reference
interchangeable
7100EInterchangeable
interchangeable cross-reference
interchangeable
1806Interchangeable
interchangeable cross-reference
interchangeable
C4127Interchangeable
interchangeable cross-reference
interchangeable
1806LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4127ADX?
4127ADX is a SCREW,MACHINE.
What parts can replace 4127ADX?
There are 17 known substitutes for 4127ADX: 412-7, 451-1346-2, 7100E and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4127ADX?
4127ADX is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-068-0174. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026