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BACB30ZE4-5G — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACB30ZE4-5G: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include hole_type: DRILLED, head_style: COUNTERSUNK CYLINDRICAL CONVEX, head_height: 0.255 INCHES NOMINAL IN, head_length: 0.063 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.399 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-593-6604, 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
BACB30ZE4-5G
NSN: 5306-01-593-6604
FSC: 5306 — Bolts
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
hole_typeDRILLED
head_styleCOUNTERSUNK CYLINDRICAL CONVEX
head_height0.255 INCHES NOMINAL IN
head_length0.063 INCHES NOMINAL IN
thread_class3A A
head_diameter0.399 INCHES NOMINAL IN
hole_diameter0.076 INCHES NOMINAL IN
hole_quantity1
thread_length0.389 INCHES NOMINAL IN
fastener_length0.2797 INCHES NOMINAL IN
special_featuresMAT: A286 CRES PER AMS 5737
thread_directionRIGHT-HAND
NSN5306-01-593-6604
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACB30ZE4-5G · 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: 0.255 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.2797 INCHES NOMINAL IN
•
THREAD LENGTH: 0.389 INCHES NOMINAL IN
•
HEAD STYLE: COUNTERSUNK CYLINDRICAL CONVEX
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD LENGTH: 0.063 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.255 INCHES NOMINAL IN
FASTENER LENGTH0.2797 INCHES NOMINAL IN
THREAD LENGTH0.389 INCHES NOMINAL IN
HEAD STYLECOUNTERSUNK CYLINDRICAL CONVEX
THREAD DIRECTIONRIGHT-HAND
HEAD LENGTH0.063 INCHES NOMINAL IN
SPECIAL FEATURESMAT: A286 CRES PER AMS 5737
SURFACE TREATMENTCADMIUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, 100 DEG REDUCED
THREAD CLASS3A A
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BACB30ZE4-5G?
BACB30ZE4-5G is a BOLT,INTERNAL WRENCHING.
What is the NSN for BACB30ZE4-5G?
BACB30ZE4-5G is cataloged in the U.S. Government catalog under NSN 5306-01-593-6604. 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.