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PartsTable / COMPONENT / H604BN001 FIND NO 31
H604BN001 FIND NO 31 ✓ 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 material: STEEL OVERALL, thread_class: 2A A, fastener_length: 0.500 INCHES NOMINAL IN, nominal_thread_diameter: 0.250 INCHES IN, thread_quantity_per_inch: 20, thread_series_designator: UNIFIED NATIONAL COARSE (UNC). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-425-5723, 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
H604BN001 FIND NO 31
NSN: 5305-01-425-5723
FSC: 5305
CAGE: 98523 — JERED LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A A
fastener_length0.500 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationMIL-S-1222, TY GRADE 5 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5305-01-425-5723
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H604BN001 FIND NO 31 · 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
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: STEEL OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-1222, TY GRADE 5 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD QUANTITY PER INCH: 20
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-1222, TY GRADE 5 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD QUANTITY PER INCH20
FASTENER LENGTH0.500 INCHES NOMINAL IN
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
118565Interchangeable
interchangeable cross-reference
interchangeable
118565-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H604BN001 FIND NO 31?
H604BN001 FIND NO 31 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace H604BN001 FIND NO 31?
There are 2 known substitutes for H604BN001 FIND NO 31: 118565, 118565-1. Substitute compatibility should be verified for your specific system.
What is the NSN for H604BN001 FIND NO 31?
H604BN001 FIND NO 31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-425-5723. 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