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MBEU-65546 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MBEU-65546: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: SQUARE EXTENDED WASHER, head_height: 0.170 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.390 INCHES NOMINAL IN, fastener_length: 3.330 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-125-7514, 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
MBEU-65546
NSN: 5306-01-125-7514
FSC: 5306 — Bolts
CAGE: U1604 — MARTIN-BAKER AIRCRAFT COMPANY LIMITED (GBR)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleSQUARE EXTENDED WASHER
head_height0.170 INCHES NOMINAL IN
thread_class2A A
thread_length0.390 INCHES NOMINAL IN
fastener_length3.330 INCHES NOMINAL IN
thread_directionRIGHT-HAND
askewed_head_angle90.0 DEGREES NOMINAL
width_between_flats0.250 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
extended_washer_diameter0.625 INCHES NOMINAL IN
minimum_tensile_strength80000 POUNDS PER SQUARE INCH LBS
NSN5306-01-125-7514
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MBEU-65546 · 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: 0.093 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.170 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.330 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.625 INCHES NOMINAL IN
•
THREAD LENGTH: 0.390 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: SQUARE EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.093 INCHES NOMINAL IN
HEAD HEIGHT0.170 INCHES NOMINAL IN
FASTENER LENGTH3.330 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.625 INCHES NOMINAL IN
THREAD LENGTH0.390 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLESQUARE EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL IN
ASKEWED HEAD ANGLE90.0 DEGREES NOMINAL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MBEU-65546?
MBEU-65546 is a BOLT,MACHINE.
What is the NSN for MBEU-65546?
MBEU-65546 is cataloged in the U.S. Government catalog under NSN 5306-01-125-7514. 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.