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93180A230 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

93180A230: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: CROWNED HEXAGON, neck_width: 0.260 INCHES NOMINAL IN, head_height: 0.145 INCHES NOMINAL IN, neck_length: 0.156 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-616-7496, 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
93180A230
NSN: 5306-01-616-7496
FSC: 5306 — Bolts
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleCROWNED HEXAGON
neck_width0.260 INCHES NOMINAL IN
head_height0.145 INCHES NOMINAL IN
neck_length0.156 INCHES NOMINAL IN
thread_class2A A
thread_length1.500 INCHES NOMINAL IN
fastener_length1.500 INCHES MINIMUM IN
hardness_rating70.0 ROCKWELL B MINIMUM OVERALL
thread_directionRIGHT-HAND
width_between_flats0.594 INCHES NOMINAL IN
end_item_identificationMRAP BUFFALO MK2A2
NSN5306-01-616-7496
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 93180A230 · 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
•
NECK LENGTH: 0.156 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.145 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES MINIMUM IN
•
THREAD LENGTH: 1.500 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 ROCKWELL B MINIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: CROWNED HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
NECK LENGTH0.156 INCHES NOMINAL IN
HEAD HEIGHT0.145 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES MINIMUM IN
THREAD LENGTH1.500 INCHES NOMINAL IN
HARDNESS RATING70.0 ROCKWELL B MINIMUM OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLECROWNED HEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.594 INCHES NOMINAL IN
NECK WIDTH0.260 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

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 93180A230?
93180A230 is a BOLT,SQUARE NECK.
What is the NSN for 93180A230?
93180A230 is cataloged in the U.S. Government catalog under NSN 5306-01-616-7496. 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.