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MB84-9-30 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MB84-9-30: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 1.875 INCHES NOMINAL IN, head_height: 0.557 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.5610 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-623-4718, 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
MB84-9-30
NSN: 5306-01-623-4718
FSC: 5306 — Bolts
CAGE: 73197 — HI-SHEAR CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length1.875 INCHES NOMINAL IN
head_height0.557 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.5610 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN
thread_length0.849 INCHES NOMINAL IN
fastener_length1.026 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_between_flats0.610 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
nominal_thread_diameter0.5625 INCHES IN
NSN5306-01-623-4718
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MB84-9-30 · 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: 0.133 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.557 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.026 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.933 INCHES NOMINAL IN
•
THREAD LENGTH: 0.849 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.5625 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.133 INCHES NOMINAL IN
HEAD HEIGHT0.557 INCHES NOMINAL IN
FASTENER LENGTH1.026 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.933 INCHES NOMINAL IN
THREAD LENGTH0.849 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.5625 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.875 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.610 INCHES MINIMUM AND 0.625 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 1
ST3M571-9-30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 MB84-9-30?
MB84-9-30 is a BOLT,SHEAR.
What parts can replace MB84-9-30?
There is 1 known substitute for MB84-9-30: ST3M571-9-30. Substitute compatibility should be verified for your specific system.
What is the NSN for MB84-9-30?
MB84-9-30 is cataloged in the U.S. Government catalog under NSN 5306-01-623-4718. 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.