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MBEU-66745 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MBEU-66745: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, head_height: 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.300 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-129-3325, 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-66745
NSN: 5306-01-129-3325
FSC: 5306 — Bolts
CAGE: U1604 — MARTIN-BAKER AIRCRAFT COMPANY LIMITED (GBR)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
head_height0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
thread_class2A A
thread_length0.300 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.887 INCHES MINIMUM AND 0.892 INCHES MAXIMUM IN
shoulder_length0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats0.339 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
nominal_thread_diameter0.190 INCHES IN
NSN5306-01-129-3325
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MBEU-66745 · 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: 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.887 INCHES MINIMUM AND 0.892 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.300 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: S143D,FSCM U1604 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
FASTENER LENGTH0.887 INCHES MINIMUM AND 0.892 INCHES MAXIMUM IN
SHOULDER LENGTH0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.300 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONS143D,FSCM U1604 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 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

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-66745?
MBEU-66745 is a BOLT,SHOULDER.
What is the NSN for MBEU-66745?
MBEU-66745 is cataloged in the U.S. Government catalog under NSN 5306-01-129-3325. This indicates validated use in U.S. government and defense supply chains.
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