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BACB30LE4U6 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACB30LE4U6: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, head_height: 0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-164-7459, 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
BACB30LE4U6
NSN: 5306-01-164-7459
FSC: 5306 — Bolts
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
head_height0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
thread_length0.475 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES GRIP
fastener_length0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_between_flats0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
NSN5306-01-164-7459
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACB30LE4U6 · 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
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
EXTENDED WASHER THICKNESS: 0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
FASTENER LENGTH0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN
THREAD LENGTH0.475 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
BACB30LEReference document
Same NSN cross-reference
Reference document — Drawing number 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 BACB30LE4U6?
BACB30LE4U6 is a BOLT,SHEAR.
What parts can replace BACB30LE4U6?
There is 1 known substitute for BACB30LE4U6: BACB30LE. Substitute compatibility should be verified for your specific system.
What is the NSN for BACB30LE4U6?
BACB30LE4U6 is cataloged in the U.S. Government catalog under NSN 5306-01-164-7459. 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.