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ST3M571-9D30 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ST3M571-9D30: 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: 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN, head_height: 0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM 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 5306-00-288-2475, 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
ST3M571-9D30
NSN: 5306-00-288-2475
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
head_height0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.5610 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN
thread_length0.824 INCHES MINIMUM AND 0.874 INCHES MAXIMUM IN
fastener_length2.709 INCHES MINIMUM AND 2.739 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_between_flats0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
nominal_thread_diameter0.562 INCHES IN
NSN5306-00-288-2475
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ST3M571-9D30 · 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: 0.123 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.709 INCHES MINIMUM AND 2.739 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.928 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.824 INCHES MINIMUM AND 0.874 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.562 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.123 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HEAD HEIGHT0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
FASTENER LENGTH2.709 INCHES MINIMUM AND 2.739 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.928 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
THREAD LENGTH0.824 INCHES MINIMUM AND 0.874 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.562 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES 6
BM3326-9D30Reference document
Same NSN cross-reference
Reference document — Secondary reference
VS3060-9D30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC752-9D30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
74328-9D30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S11-1059-9D30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MB84-9D30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 ST3M571-9D30?
ST3M571-9D30 is a BOLT,SHEAR.
What parts can replace ST3M571-9D30?
There are 6 known substitutes for ST3M571-9D30: BM3326-9D30, VS3060-9D30, AIC752-9D30 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST3M571-9D30?
ST3M571-9D30 is cataloged in the U.S. Government catalog under NSN 5306-00-288-2475. 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.