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MC4243V10-105 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MC4243V10-105: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.615 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.152 INCHES NOMINAL IN, fastener_length: 7.715 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-463-6165, 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
MC4243V10-105
NSN: 5306-01-463-6165
FSC: 5306 — Bolts
CAGE: 0HL40 — MECAIR AEROSPACE INDUSTRIES,SUBSIDIARY OF SPSTECHNOLOGIESDIV DIVISION OF SPS TECHNOLOGIESDBA MECAIR INC. DIV DIVISION OF SPS TECHNOLOGIES (CAN)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.615 INCHES NOMINAL IN
thread_class3A A
thread_length1.152 INCHES NOMINAL IN
fastener_length7.715 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_between_flats0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
nominal_thread_diameter0.625 INCHES IN
extended_washer_diameter1.045 INCHES NOMINAL IN
thread_quantity_per_inch18
NSN5306-01-463-6165
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MC4243V10-105 · 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
•
EXTENDED WASHER THICKNESS: 0.150 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.615 INCHES NOMINAL IN
•
FASTENER LENGTH: 7.715 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8867, TYPE II OR TYPE III, CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL
•
EXTENDED WASHER DIAMETER: 1.045 INCHES NOMINAL IN
•
THREAD LENGTH: 1.152 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.150 INCHES NOMINAL IN
HEAD HEIGHT0.615 INCHES NOMINAL IN
FASTENER LENGTH7.715 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8867, TYPE II OR TYPE III, CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL
EXTENDED WASHER DIAMETER1.045 INCHES NOMINAL IN
THREAD LENGTH1.152 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM 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 4
HS4243V10-105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SLB351V10-105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC6924V10-105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SII1263V10-105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MC4243V10-105?
MC4243V10-105 is a BOLT,MACHINE.
What parts can replace MC4243V10-105?
There are 4 known substitutes for MC4243V10-105: HS4243V10-105, SLB351V10-105, AIC6924V10-105 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MC4243V10-105?
MC4243V10-105 is cataloged in the U.S. Government catalog under NSN 5306-01-463-6165. 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.