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Technical Data Sheet
PartsTable / COMPONENT / 514425
514425 ✓ 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, usage_design: EXTERNAL, inside_diameter: 0.204 INCHES NOMINAL IN, major_thickness: 0.025 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED, cross-sectional_shape_style: RECTANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-225-3802, 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
514425
NSN: 5305-00-225-3802
FSC: 5305
CAGE: 72599 — ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO (USA)
SPECIFICATIONS
materialSTEEL
ring_styleE
usage_designEXTERNAL
inside_diameter0.204 INCHES NOMINAL IN
major_thickness0.025 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE 1065 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5305-00-225-3802
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 514425 · 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
•
POINT STYLE: CUP
•
WIDTH ACROSS FLATS: 0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
FASTENER LENGTH: 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 32
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
POINT STYLECUP
WIDTH ACROSS FLATS0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
FASTENER LENGTH1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
THREAD LENGTH1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH32
INTERNAL DRIVE STYLEHEXAGON
NOMINAL THREAD DIAMETER0.138 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
511810Interchangeable
interchangeable cross-reference
interchangeable
340-0091-000Interchangeable
interchangeable cross-reference
interchangeable
5144-25Interchangeable
interchangeable cross-reference
interchangeable
1315140Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 514425?
514425 is a SETSCREW.
What parts can replace 514425?
There are 4 known substitutes for 514425: 511810, 340-0091-000, 5144-25 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 514425?
514425 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-225-3802. 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