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Technical Data Sheet
PartsTable / COMPONENT / 0.4375-14UNC-2AX2.250 NICUAL
0.4375-14UNC-2AX2.250 NICUAL ✓ 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 0.4375-14UNC-2AX2.250 NICUAL is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-649-6355, 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
0.4375-14UNC-2AX2.250 NICUAL
NSN: 5305-01-649-6355
FSC: 5305
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number0.4375-14UNC-2AX2.250 NICUAL
NSN5305-01-649-6355
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0.4375-14UNC-2AX2.250 NICUAL · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
0.50013UNC2A2.500T1G500SFAInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222,TYPE 1,GR500Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222,1/2,13 UNC,2A,2 1/2Interchangeable
interchangeable cross-reference
interchangeable
709-8500409 ITEM 1-11Interchangeable
interchangeable cross-reference
interchangeable
709-8500409Interchangeable
interchangeable cross-reference
interchangeable
0.734ODX0.406IDX0.063 CRES 316Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0.4375-14UNC-2AX2.250 NICUAL?
0.4375-14UNC-2AX2.250 NICUAL is a 0.4375-14UNC-2AX2.250 NICUAL.
What parts can replace 0.4375-14UNC-2AX2.250 NICUAL?
There are 24 known substitutes for 0.4375-14UNC-2AX2.250 NICUAL: 0.50013UNC2A2.500T1G500SFA, MIL-DTL-1222,TYPE 1,GR500, MIL-DTL-1222,1/2,13 UNC,2A,2 1/2 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0.4375-14UNC-2AX2.250 NICUAL?
0.4375-14UNC-2AX2.250 NICUAL is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-649-6355. 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