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PartsTable / COMPONENT / 423-025
423-025 ✓ 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,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include color: GREEN OVERALL, material: STEEL PROPERTY CLASS 8.8 OVERALL, head_style: HEXAGON, head_height: 2.8 MILLIMETERS NOMINAL MM, thread_length: 23.6 MILLIMETERS MINIMUM AND 25.0 MILLIMETERS MAXIMUM MM, fastener_length: 25.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-264-3763, 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
423-025
NSN: 5305-01-264-3763
FSC: 5305
CAGE: 72741 — DORMAN PRODUCTS, INC. DBA DORMAN (USA)
SPECIFICATIONS
colorGREEN OVERALL
materialSTEEL PROPERTY CLASS 8.8 OVERALL
head_styleHEXAGON
head_height2.8 MILLIMETERS NOMINAL MM
thread_length23.6 MILLIMETERS MINIMUM AND 25.0 MILLIMETERS MAXIMUM MM
fastener_length25.0 MILLIMETERS NOMINAL MM
hardness_rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC OVERALL
width_between_flats7.0 MILLIMETERS NOMINAL MM
nominal_thread_diameter4.0 MILLIMETERS MM
minimum_tensile_strength116000 POUNDS PER SQUARE INCH LBS
NSN5305-01-264-3763
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 423-025 · 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: HEXAGON
•
WIDTH BETWEEN FLATS: 7.0 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 25.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL PROPERTY CLASS 8.8 OVERALL
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
SURFACE TREATMENT: DICHROMATE ZINC OVERALL
•
THREAD SERIES DESIGNATOR: M
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS7.0 MILLIMETERS NOMINAL MM
FASTENER LENGTH25.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL PROPERTY CLASS 8.8 OVERALL
EXTERNAL THREAD TOLERANCE CLASS6G G
SURFACE TREATMENTDICHROMATE ZINC OVERALL
THREAD SERIES DESIGNATORM
THREAD DIRECTIONRIGHT-HAND
HEAD HEIGHT2.8 MILLIMETERS NOMINAL MM
COLORGREEN OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
FF-B-171Interchangeable
interchangeable cross-reference
interchangeable
1974861Interchangeable
interchangeable cross-reference
interchangeable
9503X1Interchangeable
interchangeable cross-reference
interchangeable
908019Interchangeable
interchangeable cross-reference
interchangeable
7061984Interchangeable
interchangeable cross-reference
interchangeable
SA9-2750201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 423-025?
423-025 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 423-025?
There are 9 known substitutes for 423-025: FF-B-171, 1974861, 9503X1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 423-025?
423-025 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-264-3763. 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