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MBEU142268 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MBEU142268: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.026 INCHES NOMINAL IN, thread_class: 2A A, hole_diameter: 0.059 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-365-1765, 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
MBEU142268
NSN: 5306-01-365-1765
FSC: 5306 — Bolts
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height0.026 INCHES NOMINAL IN
thread_class2A A
hole_diameter0.059 INCHES NOMINAL IN
hole_quantity3
thread_length0.240 INCHES NOMINAL IN
fastener_length0.760 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.679 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
NSN5306-01-365-1765
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MBEU142268 · 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: 0.026 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.760 INCHES NOMINAL IN
•
THREAD LENGTH: 0.240 INCHES NOMINAL IN
•
HOLE CONFIGURATION STYLE: HEXAGON CORNERS
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 0.120 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.026 INCHES NOMINAL IN
FASTENER LENGTH0.760 INCHES NOMINAL IN
THREAD LENGTH0.240 INCHES NOMINAL IN
HOLE CONFIGURATION STYLEHEXAGON CORNERS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.120 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
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
10177865Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 MBEU142268?
MBEU142268 is a BOLT,EXTERNALLY RELIEVED BODY.
What parts can replace MBEU142268?
There is 1 known substitute for MBEU142268: 10177865. Substitute compatibility should be verified for your specific system.
What is the NSN for MBEU142268?
MBEU142268 is cataloged in the U.S. Government catalog under NSN 5306-01-365-1765. 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.