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B18231B10060N — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

B18231B10060N: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 10.9 OVERALL, head_style: HEXAGON, head_height: 6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM MM, thread_length: 25.0 MILLIMETERS MINIMUM AND 34.5 MILLIMETERS MAXIMUM MM, fastener_length: 59.00 MILLIMETERS MINIMUM AND 61.00 MILLIMETERS MAXIMUM MM, hardness_rating: 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-435-5477, 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
B18231B10060N
NSN: 5306-01-435-5477
FSC: 5306 — Bolts
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 10.9 OVERALL
head_styleHEXAGON
head_height6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM MM
thread_length25.0 MILLIMETERS MINIMUM AND 34.5 MILLIMETERS MAXIMUM MM
fastener_length59.00 MILLIMETERS MINIMUM AND 61.00 MILLIMETERS MAXIMUM MM
hardness_rating33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentZINC AND CHROMATE OVERALL
width_between_flats15.73 MILLIMETERS MINIMUM AND 16.00 MILLIMETERS MAXIMUM MM
nominal_thread_diameter10.0 MILLIMETERS MM
minimum_tensile_strength1040 MEGAPASCALS
NSN5306-01-435-5477
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B18231B10060N · 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 HEIGHT: 6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
FASTENER LENGTH: 59.00 MILLIMETERS MINIMUM AND 61.00 MILLIMETERS MAXIMUM MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD PITCH IN MILLIMETERS: 1.5
•
THREAD LENGTH: 25.0 MILLIMETERS MINIMUM AND 34.5 MILLIMETERS MAXIMUM MM
•
HARDNESS RATING: 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 10.0 MILLIMETERS MM
TECHNICAL CHARACTERISTICS
HEAD HEIGHT6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM MM
EXTERNAL THREAD TOLERANCE CLASS6G G
FASTENER LENGTH59.00 MILLIMETERS MINIMUM AND 61.00 MILLIMETERS MAXIMUM MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD PITCH IN MILLIMETERS1.5
THREAD LENGTH25.0 MILLIMETERS MINIMUM AND 34.5 MILLIMETERS MAXIMUM MM
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER10.0 MILLIMETERS MM
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
B18.3.1M-M10X1.5X60SHCSZNPLATEDReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B18231B10060N?
B18231B10060N is a BOLT,MACHINE.
What parts can replace B18231B10060N?
There is 1 known substitute for B18231B10060N: B18.3.1M-M10X1.5X60SHCSZNPLATED. Substitute compatibility should be verified for your specific system.
What is the NSN for B18231B10060N?
B18231B10060N is cataloged in the U.S. Government catalog under NSN 5306-01-435-5477. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.